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Question 1: How are fatty acids being synthesized protected from the enzymes that cause fatty acid oxidation? Briefly explain. Question 2: A groom's sister has CF, an autosomal recessive disease, tho
Question 1: How does RNA participate in DNA replication? Question 2: Cite an example of how DNA sequence could be abused, and an example of how knowing a DNA.
Which one is not true about telomeres? a)its maintaince plays an integral role in aging, cancer, and other rare diseases such as dyskeratosis congentia b)Its repitive DNA unit is hexamer, 5" TTAGGG 3'
What do you predict will happen to the population size of an animal (i.e bird) if the survivorship is low in their community?
Question 1: Why are species or types of organisms similar within a particular region. Question 2: Which extracellular matrix protein is responsible for conferring mechanical strength to the extracellu
Question 1: Explain LIFO and FIFO. Question 2: Which of the following statements about microtubules is true? A) Motor proteins move in a directional fashion along microtubules by using the inherent
Which of the following statements about the cytoskeleton is true? A) All eukaryotic cells have actin, microtubules, and intermediate filaments in their cytoplasm. B) The cytoskeleton provides a rigid
Question 1: What is the habit of a plant? Question 2: Draw a restriction map for an 8kb circular DNA molecule (plasmid) based on these restriction digest results: Enzyme -- Band sizes on gel (kb), Eco
Can anybody explain why mutations in different genes have same phenotype? Describe the differences in the DNA between cells produced by mitosis versus cells that are produced by meiosis.
Question 1: Compare the rate of how frequently human skin divides and human neurons divide? What did you notice? Question 2: What are the major technical limitations in creating a "knock out" mouse?
Question 1: What influences the amount of fungus in soil? Question 2: What number of founders is needed for 95% probability of sampling rare alleles that occur at a frequency of 0.015?
What is the function of DNA toposiomerases? a. cleaving nucleotides from the ends of DNA b. adding or removing supercoils c. methylation of the nitrogenous bases d. packaging of DNA into nucleosomes
Which of the following has the longest wavelength? a. red light b. green light c. UV (ultraviolet) d. blue light
Why you think DNA has two strands while RNA has one strand? Relate this to how your own DNA gives you certain characteristics that other members of your family share or don't share.
Which of the following is not true of X-inactivation? a. it is necessary for dosage compention. b. it is the cause of calico color in cats. c. the mechanism includes transcription of the xist gene and
Heterochromatin is associated with : A. differential gene expression. B. gene silencing. C. mRNA translation. D. heterozygotes. E. all of these.
What is the difference between pluripotent and totipotent? pluripotent cells can make parts of the embryo, totipotent cells can make the embryo and placenta, totipotent is only one cell, more than one
Question 1: What is the difference between a live and dead vaccine? Are there any risks associated with either vaccine? Question 2: What does herd immunity mean? Per the CDC, what are some vaccine-pre
In order to study the role of COP II you have decided to modify the expression of this protein. Describe the method you will use to modify COP II expression in your cell.
Question 1: How do you know that anaerobic fermentation was occurring? If you have evidence of respiration, identify the gas that was produced. Question 2: Description of organism and mutants?
Estimate the biomass concentration (mg/l) if in a reaction the initial biomass concentration was 30 mg/l, the growth yield is 0.4 mg/mg, and substrate concentration went from 120 mg/l to 20 mg/l
Question 1: Are some discs more sensitive to the ecdysone, than to the trypsin? Question 2: How do the ecdysone and trypsin treatments compare? Question 3: Speculate on the mechanism by which trypsin
Question 1: What is the flow of food through the omnivore's digestive system? Question 2: Which wuold be the best mice haplotype to run the vaccination experiment ?