Post a New Question

Homework Help: Science: Biology

Recent Homework Questions About Biology

Biology
In a lab experiment, we experimented with 1% glucose solution and Sorenson's solution to determine pH levels and whatnot; the other part of the lab was to determine which one, if either, was a buffering solution. According to the notes my instructor gave us, a buffers are ...

biology
1. discuss the mechanisms that organisms undergo to accomplish morphogenesis 2. Describe the contributions of drosophila and nematodes in advancing understandings of development

Biology
How does diabetes affect the brain?

Biology-reaction time
How can someone improve their reaction time? also what type of athlete would have a above average reaction time? Please explain why?

BIOLOGY
What is the majority of the mass of the heart composed of? a. Endocardium b. Myocardium c. Pericardium d. Endothelium

Biology
Okay so if i have two enzyme catalyzed reactions: 1) delta g of the ES = -22kJ/mol 2) delta g od the ES = 42 kJ/mol Is this first reaction going to have a higher reaction rate because the of the negative delta g, because doesnt a negative delta g give you a spontaneous ...

Biochemistry, Biology, Chemistry
An enzyme works on two substrates, S1 and S2. Its Km for S1 is 100mM and its Km for S2 is 10mM. Based on this information, answer the following questions: 1. For a given [E] will it have a higher Vmax for S1 or S2? Explain your answer 2. Is S1 or S2 a better substrate for the ...

biology
1. discuss the mechanisms that organisms undergo to accomplish morphogenesis 2. Describe the contributions of drosophila and nematodes in advancing understandings of development

biology
Mode of formation of nutrition(two pages)

Biology
What piece of evidence would actually allow us to measure the actual rate at which continental drift is occurring?

biology
what is theoffspring of a yellow seed and a green seeds genotype and phenotype?

biology
why would you like to watch wildlife on television or visit the zoo?

Biology
How do scientists calibrate a molecular clock? A)They determine the number of mutations accumulated in a gene of a species of known age. B)They compare the ticking of the molecular clock with that of the atomic clock. C)They use the clock that ticks at the appropriate rate for...

Biology
What is a molecular clock? A)a tool scientists use to date fossils B)a tool scientists use to determine how many mutations a species accumulates over time C)a tool scientists use to determine how long two species have been evolving independently D)a tool scientists use to ...

biology
how can u investigate sugars or starch in a banana

biology
Show that germinatingseeds produce heat energy.

Environmental Biology
Identify two different types of businesses or corporations (be as specific as possible) that receive subsidies, through which it could be argued that environmental damage is a result. Briefly describe the environmental damage for each.

Biology
A blue eyed man whose parents were brown eyed marries a brown eyed woman whose father was brown eyed whose mother was blue eyed they have one female child who is blue eyed make a pedigree chart based on the information above.

Please help -biology
why does water and hydrogen peroxide have different chemical and physical properties

Biology
why does water and hydrogen peroxide have different chemical and physical properties

Biology
why does water and hydrogen peroxide have different chemical and physical properties

biology
If the side chain of a glutamic acid residue has a pKa of 4.1, at pH 6.1 the ratio of uncharged to charged side chain would be about A. 100:1 B. 10:1 C. 1:1 D. 1:10 E. 1:100

biology
Which of the following amino acids has the most hydrophilic side chain? A. F B. Q C. V D. M E. A

biology
Which of the following amino acids has a side chain that carries a negative charge in its conjugate base form? A. H B. W C. C D. K E. N

Biology
1.Which of the following accurately describes the relationship between cyanobacteria and halophiles? A.Cyanobacteria are photosynthetic, which suggests they existed before halophiles. b.Halophiles can survive in extreme conditions, which suggests they are more evolved than ...

Chemistry - Biology
Explain why glucose is improtant to humans ? Ans:Glucose is important to the body cecause it helps the reporduction of cells, coposition of proteins and nucleic acids foundin all cells. It helps growth and repairs tissues . Is that correct??

biology
what is the importance of islands in the study of evolution?

Biology
What will happen to the enzyme activity if both competetive and non-competetive inhibitors appear at the same time together with substrates in a reaction? Which inhibitor will affect the rate of the reaction in more?

Biology
What will happen to the enzyme activity if both competetive and non-competetive inhibitors appear at the same time together with substrates in a reaction? Which inhibitor will affect the rate of the reaction in more?

biology honors
In which tissue of plants are new cells created? A.dermal B.vascular C.ground D.meristematic

biology honors
In which tissue of plants are new cells created? A.dermal B.vascular C.ground D.meristematic

biology honors
Why do leaves tend to be flat.choices a.so that water can easily be absorbed and carried to the rest of the plant. B.so that sunlight can easily penetrate to the leafs photosynthetic tissues. C.so that nutrients can easily enter the plant and be be used for structure and ...

Biology
Why DNA is more stable than RNA?

Biology
What is the case for that sucrose is said to be non-reducing sugar?

greenhouse biology
what organism is a porkaryotic cell?

Biology
check my answers? 1. What is the difference between Darwin's theory of evolution and Lamarck's theory of evolution? A)Darwin believed that organisms changed gradually over time, but Lamarck thought they changed suddenly. B)Lamarck believed that organisms could acquire ...

Biology
So I am completely confused. I am in the process of taking a quiz and the question says "a factor that seems to disappear" my options are punnet square, heredity, dominant factor, recessive factor, alleles, or genetics??? Help please? Thanks

Biology
how do chromosomes determine sex a family has four children, two girls, and two boys. one girl and one boy are color blind. are their parents color blind name at least three traits that are a results of polygenic inheritance weight, eye clor, height (right) what possible ...

biology
do you know how much drops of dcpip is required to make .9 , .6 , 1.1 and .8 cm squared my partner and i frogot to write down the number of drops to make the dcpip volume

Biology
12. A main difference between fungi and plants is that fungi a. have cell walls. b. produce spores. c. cannot make food. d. all of the above.

Biology
34. The _____ has a cell covering made of two parts. a. diatom b. dinoflagellate c. euglena

Biology
28. Malaria is caused by a a. sporozoan. b. diatom. c. dinoflagellate. d. fungus.

Biology
these are some of the questions that i couldn't find the answers in the book. :( 17.The relationship between a fungus and a green organism is an example of a. neighbors. b. mutualism. c. parasitism. d. saprophytes.

biology
16. In one stage of it's life cycle, the slime mold flows like a(n) a. paramecium. b. euglena. c. diatom. d. amoeba.

Biology
55. A living thing, usually with one cell that has a nucleus and other cells parts, is a a. moneran. b. virus. c. protist. d. fungus.

Biology
22.Which of the following is not a member of the protist kingdom? a. bacteria b. slime mold c. paramecium d. amoeba

biology
why are yeast classified as eukaryotes? i know they are in kingdom fungi and all the members are eukaryotes but why?

biology
please help me with these to questions! The trait that viruses share with living things is the ability to a. adapt. b. use food. c. respond. d. reproduce. and Some viruses cause the host cell to reproduce both itself and the virus. Groups of these cells become a. polio. b. ...

Biology
The trait that viruses share with living things is the ability to a. adapt. b. use food. c. respond. d. reproduce.

Biology
Some viruses cause the host cell to reproduce both itself and the virus. Groups of these cells become a. polio. b. tumors. c. mumps. d. rabies.

Biology
The _____ is always written first in a scientific name. a. genus b. species c. genus and species

biology
what is a calorie?

Biology
Post a New QuestionCurrent QuestionsChat With Live Tutors Homework Help: Biology Posted by Anonymous on Sunday, January 6, 2013 at 1:46pm. 1. What is the term for the end of a bone that is closest to the mid line of the body? Diaphysis Metaphysis Proximal epiphysis Endosteum 2...

Ant
10. Diffusion means: a. cultural traits are expressions of our biology. b. the environment is responsible for culture change. c. cultures borrow ideas, material items, and concepts from each other. d. people are often unwilling to move to new locations.

Biology
1. What is the term for the end of a bone that is closest to the mid line of the body? Diaphysis Metaphysis Proximal epiphysis Endosteum 2. What is the area called where the nerves pass through the scapula? Scapular notch Acromian process Glenoid fossa Subscapular fossa 3. ...

biology
write the short note of cell inclusions,including the important points?plz help...

biology
biology is the study of what?

Biology
In a lab on lung capacity where lung volumes (Tidal Volume, Expiratory Reserve Volume, Inspiratory Capacity, Inspiratory Reserve Volume, and Vital Capacity) are measured... Why can't you measure the Inspiratory Reserve Volume (IRV) directly? (In the procedure it says to do IRV...

Medical Biology
Which of the following condition could result from years of smoking? a) tuberculosis b) emphysema c) empyema d) atelectasis

Biology
In a lab on lung capacity where lung volumes (Tidal Volume, Expiratory Reserve Volume, Inspiratory Capacity, Inspiratory Reserve Volume, and Vital Capacity) are measured... Why can't you measure the Inspiratory Reserve Volume (IRV) directly? (In the procedure it says to do IRV...

biology help please- check my answer???:)
What happens during photosynthesis? A)Heterotrophs consume ATP. B)Heterotrophs produce ATP. C)Autotrophs consume carbohydrates. D)Autotrophs produce carbohydrates. I think its D.

math
A school has 63 students studying Physics, Chemistry and Biology. 33 study Physics, 25 Chemistry and 26 Biology. 10 study Physics and Chemistry, 9 study Biology and Chemistry while 8 study both Physics and Biology. Equal numbers study all three subjects as those who learn none...

Biology- check my answer (diff one)
Which of the following are true concerning living things? Check all that apply. A)They contain a vital force absent in nonliving things. B)They are composed of molecules that contain carbon-carbon bonds. C)They undergo chemical reactions to use energy they acquire from the ...

Biology-check my answer
Hershey and Chase used the 35S isotope to label proteins. How does this isotope differ from the 32S isotope found in greatest natural abundance, and why did they choose 35S instead of 32S? A)35S has more protons than 32S; Hershey and Chase used it because it has a greater mass...

Biology
what two mutations cause a shift or after the sequence after the mutation?

Biology
do mutations occur in DNA or RNA? Explain

Biology
what is the difference between a gene mutation and a chromosomal mutation?

Biology
what would happen to the respiratory system if it didn't have the nose, pharynx, larynx, trachea, bronchi, lungs, and mucus? I know what would happen to the human body but what would happen specifically to the respiratory system? Thank you.

English
Hey, Is this a text with a lot of mistakes in a/an, the? The most people live in the city called Berlin in Germany, where they eat mostly a Weisswurst for a meal and the people weare all Dirndls ans the Lederhosen. When they go to the school they learn the most common subjects...

biology
escribe the biochemical process of biological fixation of nitrogen. write the general equation of biological nitrogen fixation.

Biology
Suppose that a species of toads is introduced into a new environment in an attempt to reduce the population of insects. The toad has no natural predators in the new environment. The toad population would most likely? A)increase exponentially. B)increase logistically. C)...

Biology HELP PLEASE
What are goals of science? Choose all that apply. A)to investigate the natural world. B)to establish unchanging facts. C)to explain natural phenomena. D)to make useful predictions based on evidence. I think a and d but im not entirely sure...

Biology
Suppose you are a scientist trying to help people who cannot produce an enzyme needed for proper digestion. How could you use genetic engineering techniques to make transformed bacteria that produce the enzyme?

Biology
The matching strand to the one in Figure 12-7, reading from the bottom up, would be??? the figure is (from the bottom up) T C G A please help im so lost. :(

biology
how do transport proteins that are pumps differ from those that are channels

social studies
can you see if i have good grammar,usage, mechanics and spelling Job description: use various types of equipment, develop, secure, and packages. Physical evidence for scientific evaluation and comparison, prepares detailed reports on the observation and activities at the scene...

Biology
Eukaryotic chromatin can be chemically modified in several ways. List at least three modifications and describe the effect of these modifications.

Biology
If you were to examine the mature mRNA that comes from a certain human gene, and then line it up to the actual DNA sequence of that same gene, you would see many differences. What would these differences be and where do they come from?

Biology
if the tall f1 generation of pea plants are allowed to self pollinate, the offspring will have this ratio for tall and short? PLEASE HELP ME!! I HAVE A FINAL AND I NEED HELP!!!

biology
Following the usual pathway of circulation blood flows from the __________ to ___________, to_____________and to__________

biology
The ___________ ____________ supplies blood from the heart to all organs except the lungs

biology
Terms like punctiform and round relate to colonial ____________while smooth and curled relate to colonial___________

biology
Traditional phylogenetic results have been challenged by the results of _________________

Biology
A person with AB blood type is transfused with type O blood. What happens and why? ---- The textbook says there will be no immune reaction. I understand that the transfused type O red blood cells have no antigens and the recipient type AB plasma has no antibodies. However, won...

Can anyone please help me this biology please !!!
I am really stuck in this biology it super hard how do yeast cells benefit from fermentation ?I wil be happy if anyone would help me out thanks.

Please I'm begging someone help me with biology
I need help with listing two ways that single - celled fungi are different from bac-terial cells??? I'm so clueless I'm begging anyone to help me thanks

Please I'm begging someone help me with biology
I need help with listing two ways that single - celled fungi are different from bac-terial cells??? I'm so clueless I'm begging anyone to help me thanks

Biology
List two ways that these single - celled fungi are different from bac-terial cells?

Biology
Do you think the Dough will rise the fastest in the sample with the highest , the lowest , or a moderate concentrate of sugra?

Biology- please help :)
The Hershey-Chase experiment proved that DNA was the hereditary material because? A)radioactive phosphorus in viral proteins was shown not to enter bacterial cells. B)radioactive phosphorus in viral DNA was shown to enter bacterial cells. C)radioactive sulfur in viral proteins...

biology
genetic engineering can provide a variety of advantages and disadvantages to today's society. what are current scientists more likely to learn from transgenic animals than from transgenic bacteria or transgenic plants?

Biology
1. Two species live in the same area but breed in different parts of their habitat. These species are A) geographically isolated. B) ecologically isolated. C) artificially isolated. D) likely to produce hybrids. 2. A large population of animals is split in two by a physical ...

biology
The classification of bacterial species does not fit the usual definition of species. This is because bacteria A) cannot exchange genetic material. B) are eukaryotic. C) have a high rate of gene flow. D) reproduce asexually

biology
The Eastern skunk cabbage, which blooms in very early spring, produces chemicals that smell like decaying meat. This plant has probably become adapted to mate with the assistance of A) butterflies. B) honeybees. C) flies. D) wind.

Biology
I need to answer the question Describe a series of small habitats that exist within 10 to 20 kilometers of your house and which might be subject to MacArthur and Wilson's theory of island biogeography. How do I know what small habitats exist around my house? I live with in the...

Science/Biology
True or False. The volume of the lungs is the most important factor in determining their efficiency.

biology
1. Cystic Fibrosis is due to abnormal mucus-secreting tissue. Abnormal pancreatic secretions and respiratory problems will occur. This is an autosomal recessive disease. The mother and father are carriers for the disease. A. What is their genotype? B. What is their phenotype? ...

biology
find an instance of an ecological “mess” that has taken place in your city/county/region. Outline the history of the problem – what caused it? What is being done to resolve the problem? Suppose that you had been in charge of the situation. What might you have done ...

biology
Stem cells may open the door to discoveries about many diseases and may allow treatments for diseases to be developed. However many ethical issues surround stem cell research which need to be addressed by scientists, governments, etc. a. Explain why scientists would want to ...

college biology
if you have a father who is type A heterozygote blood and married to a woman who is type B heterozygote blood, find all the children's possible blood types and ratios.

  1. Pages:
  2. <<Prev
  3. 13
  4. 14
  5. 15
  6. 16
  7. 17
  8. 18
  9. 19
  10. 20
  11. 21
  12. 22
  13. 23
  14. 24
  15. 25
  16. 26
  17. 27
  18. Next>>

Homework Help: Science

Post a New Question