Homework Help: Science: Biology

Recent Homework Questions About Biology

Biology
What molecules carry the energy derived from breaking down glucose? Where are these molecules made? Now, I'm thinking ATP and NADH but I'm not sure. Both these molecules are made outside the mitochondria in the cytoplasm.

A - G requirements
I mest up real bad my freshmen year, I took general sciene which doesn't help me get into university. Now I'm a sophomore and I just started taking Biology, how embarassing. Any advice on how I could catch up? Also, does anyone know if health counts for the A-G? I took health ...

biology
how many copies of genome are present in a diploid cell in G1 phase?

Biology
Examine the experiments that Griffith performed using rough and smooth pneumococcus bacteria. what type of material is being injected into the mouse And what effect it has on the mouse. (There is a picture from left to right: Rough strain (nonvirulent) = mouse survives Smooth ...

Biology
Fur length in the fuzzy wuzzy can be short, long or short-long. Short-long is marked by a pattern of alternating short and long strands of fur over the surface of the fuzzy wuzzy. Two short fuzzy wuzzies mate and produce all short fuzzy wuzzies. Two long fuzzy wuzzies mate and...

Biology
All Crayolians have ten hands with two fingers on each hand. In addition, all the fingers on each Crayolian are the same color, either red, white or pink. A pink-handed Crayolian mates with a white-handed Crayolian. Their offspring are 50% pink handed and 50% white handed. ...

Biology
The scenario is imaginary. A blue alien and a green alien mate and produce 1,000 offspring that are all blue. Another alien couple who share the same genotyope and phenotype as the first couple also mate and produce 1,000 offspring, all of which are blue. Males and females ...

Biology
A stock protein sample that has a concentration of 250.0mg/ml. You need to dilute this sample to 20.0 mg/ml in buffer. The final volume of the diluted solution is 5.0ml. how much of the stock protein solution and buffer are required to achieve this? Answer with appropriate sig...

Biology
What are the possible allele combinations that could occur in a gamete produced by an individual who is heterozygous for the traits of flower color and height?

science biology quick question
When applying the process of science, which is tested? A question B a result C an observation D a prediction E a hypothesis I know is D or E can you help me understand why D or E is the better choice?

Biology
how is variation created by independent assortment?

biology
Saltwater is a _____ environment for a cell because the concentration of salt is greater outside the cell than inside it. A. hypertonic B. hypotonic C. isotonic D. dissolved

biology
Difference between the reproduction of sweet potato and potato.

Biology
Can someone please explain what this article isn't talking about I couldn't post the link but you can find it online "The relationship between the volume of antimicrobial consumption in human communities and the frequency of resistance" Please don't just post a link to the ...

Biology
Can someone please explain what this article isn't talking about I couldn't post the link but you can find it online "The relationship between the volume of antimicrobial consumption in human communities and the frequency of resistance"

Biology
The _ has an eyespot a. Diatom b. Dinoflagellate c. Euglena

biology
WHO WOULD WRITE A SUMMARY FOR ME :: THIS IS THE TITLE OF THE ARTICLE : YOU CAN FIND IT ONLINE "The relationship between the volume of antimicrobial consumption in human communities and the frequency of resistance"

biology
Can someone please write me a summary about this article. Its hard to understand it ! : " The relationship between the volume of antimicrobial consumption in human communities and the frequency of resistance." thank you so much

Biology
Can you give me a food chain of cow

Biology
Can you give me a food chain of cow

Biology
Can you please give me a food chain of it?

biology
1. What is the major component of blood plasma? a. Nutrients b. Ions c. Water d. Gases 2. How many layers of phospholipids does the cell membrane contain? a. 1 b. 2 c. 4 d. 3 3. Which substance stores polysaccharides in plants? a. Sucrose b. Glycogen c. Glucose d. Cellulose 4...

Biology
explain the process of water, mineral, and sucrose transport through a plant: ATP Cohesion Phloem Sink

Biology
(How would I go about doing this?) Design an experiment that tests the effect of different concentrations of carbon dioxide on the rate of photosynthesis. 1. A specific question easily measurable and clearly stated 2. A hypothesis that is clearly stated and contains measurable...

Biology
what promote cellular respiration in yeast cell? what condition appear to be detrimental to cellular respiration in yeast cell

Biology
Why can viruses of the family of the Poxviridae be genetically modified more easily than viruses of most other viral families? A. Because their genome is smaller. B. Because their genome is made of DNA. C. Because their genome mutates more slowly. D. Because their genomes have...

Biology
what happens in the stomach at a molecular level?

Biology
The pH of stomach acid is about 1.0. • What effects does this have on digestion? • What type of nutrients is broken down in the stomach, and what type of reaction is this?

Biology
Why are plants considered as producers? A. Plants produce fruits that can be eaten by animals B. Plants convert energy from the Sun into chemical energy in the form of glucose (food).

Biology
A farmer wants to propagate a good variety of a crop in a way which maintained all its desirable traits. Which of the following methods should be used? A. Self Pollination B. Vegetative propagation C. Growing seeds produced from this variety D. Cross-pollinating this crop with...

Biology
A farmer grew only one type of onion. All of the onion plants died from the same disease. What can be said of this onion plant population. A. Only few plants were resistant to the disease B. All of the onion plants were resistant to the disease. C. The onion plants were ...

Biology matriculation
What is the expected frequency for a person having tongue rolling ability and attached earlobe???

Biology
Plz i need help. Plants are green because the pigments in plants reflect green light. Blue and red light give them the most energy to power photosynthesis. You are conducting an experiment to see how different colors of light affect the growth of plants. You place three small ...

Biology
1. Objects viewed from the left fall on which side of the eyes retina? 2. From the retina following the optic nerve to the appropriate area of the brain for interpretation, for example A. Which side of the brain interprets objects viewed from the left side?

biology
In a pre-lab for nutrient food testing , I was assigned to answer these questions, but I have no idea what they are talking about. And no, we have not discusses the answers in class. Here are the questions: Answer the following questions: 1. What is a positive standard? 2. ...

Biology Asap!
1. A hypothesis and a theory are related because A.a Theory is always used to develop a hypothesis B.They are both developed in the absence of observations. C. the data collected when a hypothesis is tested can support a theory. D. an experiment is done before the formation of...

Biology
HELP PLEASE!!!! Explain how sexual reproduction increases genetic diversity in many species of plants and animals, make sure to include the importance and function of gametes.

Biology
A chemical known as a fertex affects external fertilization of sea urchin eggs. An experiment was set up using three tanks to investigate the effect of fertex. Each tank had a different concentration of fertex: 1%, 2%, and 3%. Ten sea urchin eggs and 2mL of sea urchin sperm ...

Biology
A chemical known as a fertex affects external fertilization of sea urchin eggs. An experiment was set up using three tanks to investigate the effect of fertex. Each tank had a different concentration of fertex: 1%, 2%, and 3%. Ten sea urchin eggs and 2mL of sea urchin sperm ...

biology
Answers for Biology A unit one test 26 questions

Biology
How can the genetics of a human be studied?

biology
Why do you think the protocol does not say to dissolve compounds directly in 1 liter of water?

Biology
When dental work is to be done, the gums and nerves in the teeth are anethetized by injection of lidocaine. This drug blocks Na+ channels in the membrane of the sensory cells. This drug is an effective local anesthetic because the A. Sensory cell membrane do not repolarize ...

Biology
How many NADH and FADH2 Molecules are produced in the Krebs cycle for each glucose molecule? My answer: 2 This is correct ?

Biology
The reproductive system of a male mammal is made up of... A. Claspers, prostrate gland, sperm duct and vas deference. B. Festis, prostrate gland, sperm duct and vas deferens. C. Oviduct, urethra, testis, and sperm duct. D. Testis, uterus, prostrate gland and sperm duct.

Science (Biology)
The disease bullous pemphigoid results in the destruction of proteins within the basement membrane that hold the epidermis and dermis together. How would this likely affect the epidermis?

Biology
Why do we need grass for hay infusion?

Biology
Why do scientists observe microorganisms?

Biology
Which of the following best describes the relationship between science and society? A. Science influences society but society does not influence science.** B. Society influences science but science does not influence society. C. Science influences society and society ...

Biology
How is Paramecium related to Protozoa?

Biology
What is a protein that transports ions across the plasma membrane without requiring energy or changing shape?

Biology
What are the roles of hydrogen peroxide, oxygen, hydrogen, and catalase in the following chemical reaction? catalase 2H2O2 > O2 + 2H2O A. Catalase is an enzyme, O2 and H2O are substrates, and H2O2 is a reactant. B. Catalase is a substrate, O2 and H2O are substrates, and ...

Language Arts
1. Which of the following would most likely appear in a feature article, but not in a news article, about Hurricane Katrina? (1 point) A) a map showing meteorological data about the storm, such as total rainfall and top wind speeds B) a sidebar containing a brief interview ...

Biology
Is opportunistic bacteria a bad bacteria?

Biology
What are pathogenic and opportunistic bacteria?

Biology
Can someone check my answers please? 1. Which of the following is not a characteristic of life? A. Maintains homeostasis B. Composed of cells C. Composed of atoms*** D. Carries out metabolism 2. Which of the following represents a correct sequence of levels within the ...

English
I wrote this sentences. Could you check them. Thanks 1. If you were interested, you could take another course. 2. If I were you, I’d study Norse tales. 3. If he really wanted to go into science, he would take biology and chemistry. 4. I wouldn’t have suggested he take ...

Biology
Is a cell wall and nucleus organelles?

Biology
Colour blindness is more likely to occur in males than females because?

Biology
YyRR is crossed with yyRR. The progeny will be?

Biology
The building blocks of protien are called

Biology
1)why dose h20 have such attractive forces? 2) H2o effortless ability to _____ ______ with other matter - what two answers would complete this statement?

Biology
Why is it important for hydrogen bonds to be weak? -i already tried googling it but im still confused

Biology
why does h2o have such attractive forces

Biology
|Question| Living organisms are composed of millions of organic compounds, each having a unique structure. What element is responsible for this huge diversity of molecules? Describe the diversity of structures that can be formed and the properties of this element that allow ...

Biology
Which of the following is NOT a function of a vacuole? a) packaging of materials *** b) transport of materials c) storage of materials d) breakdown of materials

Biology
Why is it important for hydrogen bonds to be weak? -i already tried googling it but im still confused

9th Grade Biology
If you see a word that ends in -ase, it is probably an _________, and if a word ends in -ose it is a __ ____________. There are no answer choices and this is on my homework assignment...

Biology
Which of the following is true of an exergonic chemical reaction? A.Reactants lose mass as products are reformed B.Bonds are broken in reactants and new bonds are formed in products C.No activation energy is required to initiate it D.The energy released is captured by a catalyst

Biology
Which of the following is true of an exergonic chemical reaction? A.Reactants lose mass as products are reformed B.Bonds are broken in reactants and new bonds are formed in products C.No activation energy is required to initiate it D.The energy released is captured by a catalyst

biology
if an ox extracts only 50% of potential energy in grass and out of this if the ox used 40% to build up its body ,then the overall efficiency of grass to become part of ox would be: A)10% C)20% B)15% D)30%

Biology
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 functional form...

Biology
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 functional form...

Biology
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 functional form...

Biology
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 ...

Biology
4. Which kingdom of eukaryotes exhibits the broadest range of characteristics? A. Animalia B. Protista C. Plantae D. Eubacteria I'm not sure between A and B I'm leaning more towards A?

Biology
4. Which kingdom of eukaryotes exhibits the broadest range of characteristics? A. Animalia B. Protista C. Plantae D. Eubacteria I'm not sure between A and B I'm leaning more towards A?

Biology
Hello! Which of the following are characteristics of all animals? A.multicellular, haploid cells that divide by mitosis, organisms with organ systems B.multistage zygote development, vertebrates, reproduce sexually C.99 percent invertebrates, heterotrophs, multicellular D.both...

Biology
Hi! I'd love some clarification on this question Which of the following are NOT used to classify kingdoms of organisms? a. complexity of the organism b. invertebrate or vertebrate c. method of obtaining nutrition d. type of cell that makes up the organism I'm thinking B?

Biology
A preventive treatment to help avoid contracting a viral disease that cannot be treated with antibiotics is a A.DNA fingerprint. B.vaccine. C.transfer RNA. D.transgenic human genome.

Biology
Genetic mutations A.Remove the intron from the gene-coding exon. B.change a DNA molecule C.are relatively common D.both A and C

Biology
During translation, the amino acid detaches from the transfer RNA molecule and attaches to the end of a growing protein chain when a. the ribosomal RNA anticodon binds to the messenger RNA codon. b. the transfer RNA anticodon binds to the messenger RNA codon. c. a "stop" codon...

Biology
When errors in nucleotide sequencing occur,? a. DNA polymerase replaces the incorrect nucleotide with the correct nucleotide. b. enzymes dissolve the incorrect nucleotide so DNA polymerase can add the correct one. c. purines replace pyrimidines in the DNA molecule. d. DNA ...

Biology
The structure of DNA is held together by A.purines pairing with pyrimidines B.hydrogen bonds between adenine and thymine C.attraction between cytosine and guanine D.all of the above

Biology
Both sickle -cell anemia and hemophilia A.are cause by genes coded for defective protein. B.are seen in homozygous dominant individuals C.are diseases of the gastrointestinal system D.none of the above

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 ...

Biology
16. During DNA replication, all of the following steps occur EXCEPT a. enzymes proofread new strands for errors and correct them b. the double helix is unwound by DNA polymerases c. base-pairing rules determine which nucleotide is added to new strands d. each strand of a DNA ...

Biology research paper
I fixed up my research paper and I'd love it if someone could look through it and tell me what they think. Thank you! The majority of people would agree that fossils have been one of the most important parts of our society. They are used to fuel many of our transportation ...

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. Fossil...

Maths,physics,biology,english,arabic,chemistry
Calculate the mass of NaOH required to make 500ml of 0.5 M aqueous solution (Molecular mass of NaOH=40)

Biology
Are lysosomes present in a plant cell?

biology
if a rock had a mass of 9.00g, what is the density of the rock?

Biology
What would happen if the gametes forming a zygote is diploid?

Biology
Codominance is a form of inheritance in which two different alleles for a gene are both expressed, and neither allele is dominant over the other. The alleles for type A blood and type B blood are codominant. If a man who is homozygous for type A blood and a woman who is ...

Biology
What would happen during DNA replication if DNA polymerase was not functional

Science (Biology)
I think the answer is (e) but I'm not certain. In Drosophila melanogaster the genes for yellow body colour and white eye colour are linked this means that: a. They can produce only one phenotype b. They cannot separate c. They produce more parental types than recombinant types...

Science , Biology
Are both of osmosis and diffusion movement of high concentration to low concentration? just a deferences of water or molecures?

Biology
I need help finding a scientific journal on either one of these topics and talk about science environment technology and society, how this research contributed. -Genetics -Plants -Evolution -Diversity

college algebra
23. In biology, the function defined by g(x)=5x/2+x gives the growth rate of a population for x units of available food. (Source: Smith, J. Maynard, Models in Ecology, Cambridge University Press.) (a) What amount of food (in appropriate units) would produce a growth rate of 3 ...

biology
The structure of an organism is also called_______ Ventricle Analogy Physiology Morphology

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Homework Help: Science