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Biology Questions
Using your own experiences, other than a spider or other insect/arachnid, describe the process of transmission...
Do you think DDT has the potential to cause more long-term harm to an estuary ecosystem...
The Ras protein functions as a molecular switch that is turned on by a GEF that...
1) what determines color? what wavelength it light color is least effective in photosynthesis? most effective?...
in this activity, you will determine which components are found in all DNA nucleotides and which...
3. During exercise, skeletal muscle also maintains a glucose supply through glycogen degradation. Determine the energetic...
True or False: Pasteurization uses high temperatures over a period of 5-15 minutes to sterilize, and...
In cellular respiration, most ATP is produced DIRECTLY as a result of ________. Select one: a....
In TRANSCRIPTION, which molecule is a template and which is forming the newly constructed polymer? Here...
Biochemistry: Heme is a tetrapyrrole, derived from how many molecules of aminolevulinic acid (ALA)? Each ALA...
Name and describe one mechanism of BIOLOGICAL EVOLUTION that can occur on the level of a...
1a) What is Dendritic Cell Licensing? b) What happens to the immune response if Dendritic Cell...
If you obtain 35 colonies after spread plating 1 ml of a 1:500 dilution of lake...
Which of the following triggers apoptosis? a. Fas ligand b. NGF c. TNF-alpha d. Fas ligand...
write an SOP to clean glassware in a research laboratory where proteins are purified and analyzed.
Discuss the advantages and disadvantages in human use of murine, chimeric, humanized and human antibodies.
can someone explain how action potential works using the sodium potassium pump? the steps and order...
3.1 Osmotic Cell Disruption Use the van’t Hoff relationship to estimate the osmotic pressure drop across...
Climate change is a threat to the existence of many species. Which of the following limits...
Insulin is synthesized in significant quantities only in beta cells in the pancreas. When the beta...
What is the purpose of using low concentration of imidazole in binding buffer and high concentration...
7. You are making a PCR reaction mixture with a total volume of 50uL.( THIS IS...
Assume that tail length in white rats is a quantitative trait. In one pure-breeding line the...
Compare the structure of Euglenoids(Euglena), Paramecia, and Blepharisma.
home / study / science / biology / biology questions and answers / you are trying...
If prevalence of a disease is proportional to the incidence times the duration of the disease,...
Imagine if we tested genotype frequencies in our hypothetical population of 145 individuals where p=.59 and...
ABO Blood Type allele frequencies: [I^O] = 0.7 , [I^A] = 0.2 , [I^B] = 0.1...
Epidemic, Endemic, and Pandemic Occurrence of Disease(s) One aspect of epidemiology is the study of the...
amino acid sequence: HVSYTLTPGALDINWR For the antiparallel b-sheet sequence, sketch the structure; denote R groups as...
hypothesize which lipids you would expect to find in sheep's blood
1. What will happen if you push the plunger on your micropipettor past the first stop...
True or False? Most physiological functions increase curvilinearly and asymptotically with resources
Name of species: Cladoceran - How and on what does thjs species feed on? - What...
What would the results of a Sanger sequencing read look like if you accidentally omitted the...
Can you explain in detail the RBC lysis. What is the purpose of doing RBC lysis...
soil conservation practice what is the technique name with a description that states 5 year sequence...
explain why carnivores have a relatively shorter digestive tract compared to herbivores and aminivores
Consider a population of 50 individuals with a gene with two alleles, C & c... where...
Draw a model or concept map linking at least these evolutionary concepts. You are free to...
You are an epidemiologist working for the World Health Organisation when reports come in from three...
1. Phenylketonuria occurs in 1/15,000 births in the US, 1/4500 births in Ireland and 1/120,000 births...
BIOCHEM: Indicate how glycogen, starch, sucrose, and lactose can be metabolized to produce products that can...
Gaseous pollutants include? A. Biological decay B. Forest fires C. Volcanic eruptions D. All of the...
1.) How many kinds of reverse transcriptases are there ? 2.) What would normally be a...
Explain the role of conformational change in enabling protein function using haemoglobin and Ras as examples....
Describe the different types of lipids and their special characteristics. Give examples where appropriate.
A ___________________form of choline includes phosphocholine and a ______________ form includes sphingomyelin. lysophosphatidyl-choline, free choline free...
QUESTION 20 Which type of mutation is likely to correct (or revert) a transversion mutation? translocation...
Q7. A helicase moves along DNA at 1,000 nt per second. Calculate the rate of unwinding...
Describe the steps cells use to repair the DNA after dimer formation.
You transfer 1 mL of stock solution to tube A, add 9 mL of water and...
The mass of DNA collected from the compost soil was 1.523 x10-6g and from the garden...
Explain how the lethal gene in the plasmid's multiple cloning site(MCS) will function with and without...
what are the consequences if you mutate a given enzyme in the rubisco cycle?
The following experiment was conducted to test the fluid mosaic theory. The lipid bilayer of a...
You collect 34 samples from a population called KNIGHTRO. Allele frequencies are: p=0.21 and q=0.79 If...
In redox reactions Protons are transferred from one molecule to another One substance loses electrons and...
In Drosophila (fruit flies) the genes how, dumpy and ebony are located on chromosome 3. LOF...
explain shortly how phage immunity works.
Regarding the efficient initiation of transcription by RNA polymerase II, which specific "upstream" signals appear to...
The hormone testosterone, binds a receptor protein that recognizes a 15 base pair DNA sequence. Asa...
Use this information to construct a restriction map of a circular plasmid. NdeI 10kb ...
1. What is the difference between an STR and a SNP? 2. Describe what an allele...
Which would you expect from an organism with high annual survival? a) reproduction beginning at an...
what are 3 interesting questions to ask about the bacteria citrobacter freundii
The island “Notsolucky” has experienced devastating catastrophic events within the last few months that have reduced...
Based on the following data, can you determine whether or not the Adh gene is x-linked...
How do I create this? After Analyzing some of the human traits of yourself and some...
What role does steric hindrance have in the binding of the Au-DNA particles to each other?
In humans, carbohydrates, lipids, and proteins are primarily absorbed into the body inside of the large...
Since the Krebs Cycle is a catabolic pathway, its’usefulnessis limited when a cell has sufficient ATP....
1.) Which of the following is not a mechanism to cause exon shuffling? a.) Pseudo-homologous centromere...
what external pressure do you think is driving of leaf size？
7) Which of these organisms has an open circulatory system? Select all that apply. Nematode Grasshopper...
How does fatty acid oxidation contribute to gluconeogenesis? Under what conditions do amino acids get converted...
how many G3P molecules is needed for the formation of 1 glucose molecule in the calvin...
4. What initial volume of solution is needed to dilute a 1 g/ml solution to a...
What is the minimum number of GTPs that you would need to synthesise a pentapeptide in...
Outline the mechanism that ensures that DNA replication in a eukaryotic cell occurs only once per...
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