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Recent Homework Questions About Biology
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Biology Research Paper
'We are currently in an energy crisis. After food, fossil fuels are humanity's most important source of energy. These resources take millions of years to make. We are currently using the fuels that were made more than 300 million years ago, before the time of dinosaurs...
Biology Honours
what's another purpose of staining bacteria besides it being a help to identify groups of bacteria? why are cells counter-stained with safranin?
Biology
What are the pros and cons of alternative fuel sources? I googled this but still can't find anything...Please help -MC
Biology
What biological impacts are we seeing as a result of the use of fossil fuels? I still can't figure this out, even after googling it. What's the difference between a biological impact and an environmental impact? -MC
Biology
20. Three common characteristics of adult vertebrates are a. skull, notochord, and complex organ system b. backbone, segmentation, and open circulatory system c. two pairs of jointed appendages, cephalization, and internal skeleton d. hydrostatic skeleton, bilateral symmetry, ...
Biology
'We are currently in an energy crisis. After food, fossil fuels are humanity's most important source of energy. These resources take millions of years to make. We are currently using the fuels that were made more than 300 million years ago, before the time of dinosaurs...
Biology
20. Three common characteristics of adult vertebrates are a. skull, notochord, and complex organ system b. backbone, segmentation, and open circulatory system c. two pairs of jointed appendages, cephalization, and internal skeleton d. hydrostatic skeleton, bilateral symmetry, ...
Biology
20. Three common characteristics of adult vertebrates are a. skull, notochord, and complex organ system b. backbone, segmentation, and open circulatory system c. two pairs of jointed appendages, cephalization, and internal skeleton d. hydrostatic skeleton, bilateral symmetry, ...
Biology
11. You are searching for a gene that traces its ancestry to an ancient gene in fish. Evolutionarily older fish, like the coelacanth, have only one copy of this gene. More modern fish, like a three-spine stickleback, have three. Modern humans and mammals have no homologous seq...
biology
What is equilibrium?
biology
How does stomata's position aid both their function and the functioning of the plant?
Biology
I was really confused by this question? Considering the energy pyramid, where does the energy go or where is it used as you go from producers to tertiary consumers?
Biology
Need help with this-- 16. The exoskeleton of an insect a. does not have any muscles attached to it b. is moved by muscles that are attached to the inside of the exoskeleton c. is thickest where the joints of the appendages are located d. is moved only by muscles attached to th...
Bio 2
Why was the recapitulation theory really exciting for everyone back then? And now we don't even have it mentioned in our biology books...
cell biology
Why do the preparation of the medium in original paper of Eagle needs to put the salts in two different bottles for storage? I guess it has something related to valence but I can't put it in a clear way.
Biology
Hi there, Could you help me come up with four arguments as to why xenotransplantation should not receive all the funding that stem cell research now receives. Sabrina
Biology
Need help with these--- 14. Which of the following is present in an insect but not in arachnids? a. mandibles b. compound eyes c. jointed appendages d. segmentation 16. The exoskeleton of an insect a. does not have any muscles attached to it b. is moved by muscles that are att...
biology
Why is cell culture one of the most valuable technical achievements in the entire study of biology?
Biology
Need help with these--- 14. Which of the following is present in an insect but not in arachnids? a. mandibles b. compound eyes c. jointed appendages d. segmentation 16. The exoskeleton of an insect a. does not have any muscles attached to it b. is moved by muscles that are att...
biology
Why fresh water fishes pass dilute urine? what is " Meroblastic clearage" ?
biology
This is to do with genetics and drosophila. There are 3 pairs of characteristics - body colour, eye colour and wing length. The parents are all from pure-breeding lines. First Cross P1: male-grey body, normal wings female-black body, vestigial wings F1: all females-grey body, ...
biology yr 12
please help i have 2 biology questions. identify examples of transgenic species and their uses, in both plants and animals. and use available evidence to debate the ethical issues arising from the development and use of transgenic species. thankyou :)
Biology
10. Which of the following is NOT true about the digestive system of annelids? a. It contains setae to move the food through the anus b. It is similar to an open tube c. It passes nutrients through the intestinal wall to the bloodstream d. It stores soil in the crop and grinds...
Biology
10. Which of the following is NOT true about the digestive system of annelids? a. It contains setae to move the food through the anus b. It is similar to an open tube c. It passes nutrients through the intestinal wall to the bloodstream d. It stores soil in the crop and grinds...
biology
all life forms currently have a basic cell membrane so we presume that the earliest forms of life had this "fence" isolating the internal organization from the external chaos. It is likely that the primordial environment was acidic. In such a case, the cell membrane ...
biology 123456723456782345678
The science of nutrigenomics helps us to choose the functional foods which best suit your genetic make up What is the link between your understanding of the human genome and the food you eat? thanks
biology
when decomposers are unable to break down industrial wastes,they become more concentrated as they move through the food chain.this process is called biological ? can anyone please help me.
Biology
I have a question: Name the differences in muscles between a weightlifter and long distance runner? A long distance runner has lean muscles but would you say weightlifters have bulk for muscles? I can't find a web site to help me. Any ideas. Thanks
Biology
1. Sponges a. are nonsymmetrical and have oscula b. lack organization into tissues and organs but have specialized cells c. possess cells that are capable of recognizing other sponge cells and have a simple digestive system d. both a and b I'm so confused on this question,...
Biology
What are two different ways that genes are identified in prokaryotic versus eukaryotic genomes.
Geometry
Suppose you are studying bacteria in biology class the table shows the number of bacteria after n doubling periods n(periods)[0 1 2 3 4 5] billions of bacteria [3 6 12 24 48 96] your teacher asks you to predict the number of bacteria after 8 doubling periods. what would your p...
Microbiology
describe the factors that may alter the expression of the cultural characteristics of bacteria?
Biology
What is the source of the papin and bromelain found in commercial meat tenderizer preperations?
Biology
This is to do with genetics and drosophila. There are 3 pairs of characteristics - body colour, eye colour and wing length. The parents are all from pure-breeding lines. First Cross P1: male-grey body, normal wings female-black body, vestigial wings F1: all females-grey body, ...
Biology
1. Sponges a. are nonsymmetrical and have oscula b. lack organization into tissues and organs but have specialized cells c. possess cells that are capable of recognizing other sponge cells and have a simple digestive system d. both a and b I'm so confused on this question,...
Biology
1. Sponges a. are nonsymmetrical and have oscula b. lack organization into tissues and organs but have specialized cells c. possess cells that are capable of recognizing other sponge cells and have a simple digestive system d. both a and b I'm so confused on this question,...
Biology
There are some people whose salivary amylase is partially inactive or even absent. Are they handicapped in any way? Is salivary amylase essential for starch digestion?
Biology
1. Sponges a. are nonsymmetrical and have oscula b. lack organization into tissues and organs but have specialized cells c. possess cells that are capable of recognizing other sponge cells and have a simple digestive system d. both a and b I'm so confused on this question,...
Biology
Match the terms with the appropriate descriptions. Digestive Excretory Skeletal Circulatory Nervous Respiratory Reproductive _______________________ A. coordinate body activities-nervous B. Removal of waste products-excretory C. Body support and movement-skeletal D. Transport ...
health & biology
why is abstinence the main focus of STD prevention education?
Biology
In hopes that this will actually get answered-- Match the terms with the appropriate descriptions. Digestive Excretory Skeletal Circulatory Nervous Respiratory Reproductive _______________________ A. coordinate body activities B. Removal of waste products-excretory? C. Body su...
biology
what is the definition of invertebrates
biology
what is the advantage of stopping mitosis in metaphase when the making of chromosomes are being spread?
Biology
20. One difference between a gastrovascular cavity and a one-way digestive system is the presence or absence of a. cell specialization b. digestive enzymes c. digestion within body cells d. a moist membrane for nutrient diffusion A? 21. In an open circulatory system, a. water ...
Biology
20. One difference between a gastrovascular cavity and a one-way digestive system is the presence or absence of a. cell specialization b. digestive enzymes c. digestion within body cells d. a moist membrane for nutrient diffusion A? 21. In an open circulatory system, a. water ...
Biology--PLEASE just answer this!
This is literally like my 5th time posting this up. If you can't answer it, just tell me so that it saves me my own time. Thank you 19. The secondary xylem and phloem form from a. cork cambium b. vascular cambium c. apical meristems d. bark B? 7. A difference between beans...
Biology
19. The secondary xylem and phloem form from a. cork cambium b. vascular cambium c. apical meristems d. bark B? 7. A difference between beans and corn during germination is a. the cotyledons are above ground in the bean plant b. the corn shoot is hooked to protect it from dama...
Biology
Could someone help me with this question; Ectothermic organisms have body temperatures that vary with the temperature of their surroundings. Discuss the effect this variation might have on the functioning of enzymes in these organisms. Suggest some ways ectothermic organisms m...
Biology
19. The secondary xylem and phloem form from a. cork cambium b. vascular cambium c. apical meristems d. bark B? 7. A difference between beans and corn during germination is a. the cotyledons are above ground in the bean plant b. the corn shoot is hooked to protect it from dama...
Biology
How does the heart pump blood?
Biology
Can you guys please just help me out? 19. The secondary xylem and phloem form from a. cork cambium b. vascular cambium c. apical meristems d. bark B? 7. A difference between beans and corn during germination is a. the cotyledons are above ground in the bean plant b. the corn s...
Biology
19. The secondary xylem and phloem form from a. cork cambium b. vascular cambium c. apical meristems d. bark B? 7. A difference between beans and corn during germination is a. the cotyledons are above ground in the bean plant b. the corn shoot is hooked to protect it from dama...
Biology -Please
Can someone give me a web site that shows the internal diagram of a chicken wing: I need the tendon, ligament and cartilage. I have been looking a long time for chicken wing and even birds but can't find what I need. Thanks
Biology
14. The stomata are responsible for a. translocation b. leaf growth c. regulating water loss d. the transport of minerals D? 2. In a moist area of the woods, you see a mass of small, green plants with tall, thin, non-green projections coming from their centers. These plants ar...
Biology
When infected with certain bacteria or viruses our bodies produces a fever. Fevers occur when the hypthalamus changes its temperature set point. Signaling of the hypothalamus could be direct (from infectious agent itself) or indirect (from the immune sytem). Which of these wou...
AP Biology
Describe how repair enzymes act to correct mutations and errors that occur during replication.
Biology
14. The stomata are responsible for a. translocation b. leaf growth c. regulating water loss d. the transport of minerals D? 2. In a moist area of the woods, you see a mass of small, green plants with tall, thin, non-green projections coming from their centers. These plants ar...
Biology
14. The stomata are responsible for a. translocation b. leaf growth c. regulating water loss d. the transport of minerals D? 2. In a moist area of the woods, you see a mass of small, green plants with tall, thin, non-green projections coming from their centers. These plants ar...
Biology
Need help with these-- 8. Medicinal uses of plants include all of the following EXCEPT a. cancer treatment b. treatment of cardiac disorders c. decongestant d. albinism treatment D? 9. Two plants that are used to make BOTH paper and cloth are a. bamboo and flax b. flax and cot...
Biology
2. The advantages of vascular tissue over nonvascular tissue are evident in a. whether organisms have alternation of generations b. an organism's size and complexity c. the number of individual offspring produced by each organism d. all of the above B? 3. The typical vascu...
Biology
2. The advantages of vascular tissue over nonvascular tissue are evident in a. whether organisms have alternation of generations b. an organism's size and complexity c. the number of individual offspring produced by each organism d. all of the above B? 3. The typical vascu...
biology /check please
1-What phase are daughter cells in as a result of mitosis? -Anaphase 2- During what phase of mitosis do centromeres divide and the chromosone-mes move toward their respective poles? -prophase 3- Wchich phase of mitosis is the last phase that chromatids are together? -anaphase ...
biology can someone check
1) What phase are daughter cells in as a result of mitosis? answer: Anaphase 2)During what phase of mitosis do centromeres divide and the chromosomes move toward of their respective poles? answer: prophase 3)Which phase of mitosis is the last phase that chromatids are together...
Biology/help please
1) What phase are daughter cells in as a result of mitosis? answer: Anaphase 2)During what phase of mitosis do centromeres divide and the chromosomes move toward of their respective poles? answer: prophase 3)Which phase of mitosis is the last phase that chromatids are together...
biology
1) What phase are daughter cells in as a result of mitosis? answer: Anaphase 2)During what phase of mitosis do centromeres divide and the chromosomes move toward of their respective poles? answer: prophase 3)Which phase of mitosis is the last phase that chromatids are together...
biology
1) What phase are daughter cells in as a result of mitosis? answer: Anaphase 2)During what phase of mitosis do centromeres divide and the chromosomes move toward of their respective poles? answer: prophase 3)Which phase of mitosis is the last phase that chromatids are together...
BIOLOGY
1) What phase are daughter cells in as a result of mitosis? answer: Anaphase 2)During what phase of mitosis do centromeres divide and the chromosomes move toward of their respective poles? answer: prophase 3)Which phase of mitosis is the last phase that chromatids are together...
biology
What structure is produced when spindle fibers radiate from centrioles? Can you help please?
biology/ science
At what stage will mitosis stop when the cells in the interphase are subjected to colchicine, a drug that interferes with the functioning of the spindle apparatus?
biology
In guinea pigs, the allele for a rough coat (R) is dominant over the allele for a smooth coat (r). A heterozygous guinae pig (Rr) and a homozygous recessive guinea pig (rr) have a total of nine offspring. The punnett square for this cross shows a 50 percent chance that any par...
biology
Which objective (4x, 10x, or 40x) has the shortest depth of focus? Thanks for the help!!
biology
In sheep, the allele for white wool (A) is dominant over the allele for black wool (a). How would you determine the genotype of a white ram, or male sheep?
10th grade biology
What is the effect of Prozac on OCD, falling in love
Biology
1. Plant seed coats, mycorrhizae, and cuticles are examples of a. ways plants have adapted to life on land b. evolutionary adaptations to limit water absorption c. mechanisms to enhance carbon dioxide release d. both B and C D? 2. Stomata help plants a. survive on land b. allo...
Biology
41. HIV has become one of the most feared diseases of the world community in the last few decades. Antiviral drugs have been developed that help treat the disease, although no cure has yet been found. Many pharmaceutical approaches are being investigated to battle the disease....
biology
1) RNA condons and amino acids: valine, proline, alanine a. GCGCGUGUG b. GUGCCUGCG c. GUUCCCACU d. GCUCUUGCU I think it b but really having hard time with it, i even checked the genetic code
biology
The structure of the forelimb of a bird is similar in structure to that of the forelimb of a mammal suggesting that they both descended from a common ancestor.this similarity is an example of ________ evidence that support the theory of evolution. is it vestigial or anatomical
biology
The structure of the forelimb of a bird is similar in structure to that of the forelimb of a mammal suggesting that they both descended from a common ancestor.this similarity is an example of ________ evidence that support the theory of evolution. please can anyone help me.
biology
what will happen to a red blood cell placed in a solution of 99.3% water and 0.7% salt?
biology
its know that high plumage color in birds causes then to compete for nests better than dull birds. how does the hypothesis that males with high plumage color make offspring high plumage color support the first statement?
Biology
Give two reasons why soil may become poor in mineral nutrients.
Biology
Why is it a good idea to give a potted plant some plant food every week or so
Biology
Why is it a good idea to dig compost into the soil.
Biology
Why is it important to plant your vegetables in a different part of the garden each year.
biology
If catalase enzyme was placed in a test tube and heated to 100 degrees what results would you expect from a glowing splint test?
Biology
39. Proteins are manufactured from the "blueprints" found on DNA. After they are translated, they are moved through a system of internal membranes before being distributed throughout the rest of the cell. At some point in this process, they are modified to their func...
biology
15. Imagine you have a sibling that needs a kidney transplant. You offer to give your kidney. What reaction against the red blood cells in the donor kidney would occur if you had different blood groups? Even if you had the same blood groups why might you not be able to give he...
Biology
39. Proteins are manufactured from the "blueprints" found on DNA. After they are translated, they are moved through a system of internal membranes before being distributed throughout the rest of the cell. At some point in this process, they are modified to their func...
Molecular biology
What is the importance of the tertiary structure of a tRNA? I know the structure, but I'm not sure what is the importance of it. Is it stabilization?
BIOLOGY-DNA FINGERPRINTING
Okay soo i'm confused on DNA fingerprinting, i know what it is and everything but why do they call it DNA fingerprinting when a fingerprint is only a mark left by the person?
BIOLOGY
The 1918 Influenza Epidemic was the worse one on record. People infected early in the epidemic had a mild flu, while those later infected had a much more severe form of the disease. What is the explanation for this observation and what laboratory studies mimic these results? W...
biology
Why might it be worse to get an infection from someone in the hospital than from someone on a bus? is it because how bad the infection is, usually people that are in the hospital are in bad condition
biology
Will O2 passively diffuse and bind with hemoglobin that is less than 1mm from the surface of a blood sample? The percent of hemoglobin bound with O2 is different at high (10% CO2) and low (5% CO2) CO2 concentrations when the Po2 equals 0mmHg. Is that true?
biology
why aren’t there vaccines for every disease?
biology
for the hardy-weinberg equation, is p always for the dominant allele and q recessive? is the value of p always greater than q?
biology
Smooth edged leaves (S) dominant over rough edged leaves (s). Two plants heterozygous for smooth edged leaves are crossed. What proportion of the offspring are expected to be smooth edged leaves? a. 1/4 b. 1/2 c. 3/4 d. 1
biology
What is the source of energy driving the hydrolic cycle? a. evaporation of the ocean water b. heat conducted from the earth's core to the surface c. radiant heat from the sun d. air currents returning to the earth's surface
Biology
Will O2 passively diffuse and bind with hemoglobin that is less than 1mm from the surface of a blood sample? The percent of hemoglobin bound with O2 is different at high (10% CO2) and low (5% CO2) CO2 concentrations when the Po2 equals 0mmHg. Is that true?
Biology
41. HIV has become one of the most feared diseases of the world community in the last few decades. Antiviral drugs have been developed that help treat the disease, although no cure has yet been found. Many pharmaceutical approaches are being investigated to battle the disease....
biology honors
Summarize Griffith's transformation experiments
Biology
41. HIV has become one of the most feared diseases of the world community in the last few decades. Antiviral drugs have been developed that help treat the disease, although no cure has yet been found. Many pharmaceutical approaches are being investigated to battle the disease....
general biology
Whcih property of water explains ice floating on the top of a pond rather than sinking to the bottom? a. surface tension b. freezing point at 0 celcius c. capillary action d. extensive hydrogen bonding
biology
1) RNA condons and amino acids: valine, proline, alanine a. GCGCGUGUG b. GUGCCUGCG c. GUUCCCACU d. GCUCUUGCU
Biology
37. Hyphae a. increase the surface area-to-volume ratio of the fungus b. have slender filaments c. allow for efficient uptake of nutrients d. all of the above D? 38. In which process do tRNA molecules attach amino acids to the growing chain according to the codons? a. transcri...
biology
the adaptations of land dwelling organisms for getting oxygen show a trade off of two needs. What are they?
Biology
37. Hyphae a. increase the surface area-to-volume ratio of the fungus b. have slender filaments c. allow for efficient uptake of nutrients d. all of the above D? 38. In which process do tRNA molecules attach amino acids to the growing chain according to the codons? a. transcri...
Biology
40. Explain two benefits that a child affected by a genetic disorder could expect from genetic counseling and testing. Need help with this Thanks -MC
Biology
Last ones on the test-- 37. Hyphae a. increase the surface area-to-volume ratio of the fungus b. have slender filaments c. allow for efficient uptake of nutrients d. all of the above D? 38. In which process do tRNA molecules attach amino acids to the growing chain according to...
Biology
Do prokaryote cells and eukaryote calls both go through the M phase or does just eukaryote cells? Then what does prokaryote cells go through in the cell cycle? thanks:)
biology/science
Biotechnology allows us to use living organisms or their processes for human needs or purposes. Currently, this topic includes such general examples as cloning, stem cells (adult, umbilical cord, and embryonic), DNA fingerprinting, biological warfare, bioremediation, genetical...
Biology
Alright, last ones on the test: 37. Hyphae a. increase the surface area-to-volume ratio of the fungus b. have slender filaments c. allow for efficient uptake of nutrients d. all of the above D? 38. In which process do tRNA molecules attach amino acids to the growing chain acco...
Biology
26. The relationship between population growth and resources can be described as a. inverse; as one goes up the other goes down b. parallel; when one goes up so does the other c. complex; there are many contributing factors d. equal; they both level off in any population C? 32...
Biology
Need help with these: 33. In addition to causing disease, protests also affect humans through a. their role in the nitrogen cycle b. their antibiotic properties c. their ability to clean up oil spills d. all of the above A? 35. Fungi obtain food by a. photosynthesis b. the nit...
biology
Parasites are dependent on their hosts for survival. Which organism do you think is better adapted to a parasitic lifestyle, one that is virulent and often kills its host, or one that only causes mild chronic illness in its host?
Biology
Need help with these-- 25. Bacteria and eukaryotes share the characteristic of a. multicellularity b. a cell nucleus c. a cell membrane d. all of the above 26. Two ways that bacteria causes disease are a. toxins are released that break down and absorb host organic nutrients en...
Biology
Need help with these-- 25. Bacteria and eukaryotes share the characteristic of a. multicellularity b. a cell nucleus c. a cell membrane d. all of the above 26. Two ways that bacteria causes disease are a. toxins are released that break down and absorb host organic nutrients en...
Biology
41. A group calling itself "Virus Alive!" believes that viruses are living organisms. They have petitioned the scientific community to include viruses in the biological classification system. You are a scientist assigned to explain to this group that, although they s...
Biology
Need help with these-- 25. Bacteria and eukaryotes share the characteristic of a. multicellularity b. a cell nucleus c. a cell membrane d. all of the above 26. Two ways that bacteria causes disease are a. toxins are released that break down and absorb host organic nutrients en...
Biology
41. A group calling itself "Virus Alive!" believes that viruses are living organisms. They have petitioned the scientific community to include viruses in the biological classification system. You are a scientist assigned to explain to this group that, although they s...
Biology
19. Which is NOT a general characteristic of plants? a. use oxygen to make usable energy b. primary producers c. have specialized cells d. cell walls composed of cellulose I think it might be either A or B... 24. During initial HIV infection, the HIV virus attaches to CD4 rece...
Biology
[Continued from my last post] B) Explain where a detritivore and a decomposer could enter this path. Explain what they feed on on the systems. My answer: Detritivores include worms and fungal and bacterial decomposers. Bacteria and fungi are known as decomposers because they c...
Biology
39. A) Identify a producer, herbivore, omnivore, and carnivore [in the ocean], explaining their roles in the path of energy flow. My answer: One producer in the ocean is algae; they provide energy. Krill are herbivores, which means that they feed off of plants. An omnivore cou...
Biology
19. Which is NOT a general characteristic of plants? a. use oxygen to make usable energy b. primary producers c. have specialized cells d. cell walls composed of cellulose I think it might be either A or B... 20. Which of the following are characteristics of all animals? a. mu...
biology 102
A prediction (educated guesses as to what the potential results may be) for each experiment listed below: 1) knee-jerk reflex 2) pupillary reflex (shield left eye, shine bright light into right eye, observe pupils) 3) 2-point threshold 4) temperature discrimination 5) adaptati...
Biology
19. Which is NOT a general characteristic of plants? a. use oxygen to make usable energy b. primary producers c. have specialized cells d. cell walls composed of cellulose I think it might be either A or B... 20. Which of the following are characteristics of all animals? a. mu...
BIOLOGY
WHICH MUSCLE IS CONTRACTED TO FLEX YOUR FOREARM?
Biology
What would happen to a protein in this example if the 9th base in the original DNA strand was changed to thymine ?
Science Biology
How would i go about doing a dichotomous tree for beetles and how would i use it to do a dichotomous key for the beetles ? PLEASE HELP
Biology
2. Which statement best explains the effect of resources on population size? a. the exponential growth curve models the effects of limiting resources on population size b. Limited resources decrease the growth rate of population size c. Density-dependent factors invariably lea...
Biology
2. Which statement best explains the effect of resources on population size? a. the exponential growth curve models the effects of limiting resources on population size b. Limited resources decrease the growth rate of population size c. Density-dependent factors invariably lea...
Biology
Find a recent (from 2009 June onwards) and interesting article from the mass media with a theme that is related to topics learnt in Cell Biology. So far I've learnt Membrane Structure & function,Organelles and their structure & function, as well as their membrane systems, ...
Biology
2. Which statement best explains the effect of resources on population size? a. the exponential growth curve models the effects of limiting resources on population size b. Limited resources decrease the growth rate of population size c. Density-dependent factors invariably lea...
Biology
29. CFCs are a problem because they a. have been released in large quantities in the past b. break down to reactive free chlorine atoms c. attack ozone molecules in the upper atmosphere d. all of the above D? 10. Ozone depletion in the atmosphere a. leads to the formation of a...
Biology
24. Characteristics that biologists use to classify organisms are a. convergent evolution, cladogram, reproductive isolation b. reproductive isolation,evolutionary history, shared derived characteristics c. binomial nomenclature, shared derived characteristics, evolutionary sy...
Biology
28. A community located downwind from a power plant that burns high-sulfur coals a. may experience the effects of acid rain b. is safe since pollution from the plant is dispersed by wind c. will experience ozone depletion in the surrounding air d. should filter the air before ...
Biology
Under which condition can you hold your breath longer? First breathe in as much as you can and hold your breath, and time it. (Lungs completely inflated) After, breathe out as much as you can, hold your breath, and time it. (Maximal expiration). Which condition can you hold yo...
biology
a hibiscus plant was attacked by mealybugs which completely destroyed them.the mealybug was said to have thrived because it was not in its natural habitat.what is the likely effect of introducing an organism,like the mealybug,into a new habbitat?
biology
A seven-year-old boy breaks his tibia and requires immobilization by a hard cast for six weeks until the break heals. A potential consequence of this therapy is atrophy of the
biology
a hibiscus plant was attacked by mealybugs which completely destroyed them.what is the relationship between the mealybug and the hibiscus plant.
BIOLOGY
if a woman is a carrier for a disease (Hh) and a man has a 50% chance of being a carrier for that disease, what is the probability that they have a child with that disease? i've figured out that if the man IS a carrier, there is a 25% chance and if the man IS NOT a carrier...
Biology
40. DNA fingerprinting is used in many situations to help identify individuals. Analyze the situation below before answering the questions that follow. A man was attacked and robbed, but remembers nothing of the incident because he fell and hit his head. He has numerous cuts a...
Biology
40. DNA fingerprinting is used in many situations to help identify individuals. Analyze the situation below before answering the questions that follow. A man was attacked and robbed, but remembers nothing of the incident because he fell and hit his head. He has numerous cuts a...
Biology
Under which condition can you hold your breath longer? First breathe in as much as you can and hold your breath, and time it. (Lungs completely inflated) After, breathe out as much as you can, hold your breath, and time it. (Maximal expiration). Which condition can you hold yo...
Biology 201
Life is sometimes described as a constant struggle against the second law of thermodynamics. How do organisms succeed in this struggle without violating the second law?
Biology
Need help with this: 40. DNA fingerprinting is used in many situations to help identify individuals. Analyze the situation below before answering the questions that follow. A man was attacked and robbed, but remembers nothing of the incident because he fell and hit his head. H...
Biology
26. The relationship between population growth and resources can be described as a. inverse; as one goes up the other goes down b. parallel; when one goes up so does the other c. complex; there are many contributing factors d. equal; they both level off in any population ...No...
Biology
38. Mitosis and meiosis are the two different ways cells divide. They both share common characteristics and processes, but differ in some very important ways. I answered part A and B of this, but I need help with C: c. Why is it important for chromosomal exchange to occur duri...
biology
I need to find the unique animal and plant life in the Belize's barrier reef. Can you tell me where to look, I have searched every where. Please
Biology
38. Mitosis and meiosis are two different ways cells divide. They both share common characteristics and processes, but differ in some very important ways. a. What are the end products of the two processes? How do they differ from the original or "parent" cell, if at ...
english
need to change all 1st and 2nd person pronouns to 3rd person pronouns for the following: We animals are the most complicated things you will find in the known universe. The universe that we know, of course, is a tiny fragment of the actual universe. There may yet be more compl...
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