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Question 1: What organism did Mendel study? a)Roses b)Ants c)Peas d)Yeast Question 2: A nucleus is built around chromatids which have separated. This occurs during which stage of meiosis? a)Telophase
Sex-linked disorders: a)are always dominant are b)always recessive c)can be either dominant or recessive d)are neither dominant nor recessive
The use of sunscreen when outdoors for long periods of bright sun will help to reduce the risk for skin cancer by reducing which of the following events?
Of the following characteristics of neoplasms, which implies the best prognosis A.Increased expression of laminin receptors B.Increased cathepsin expression C.Decreased apoptosis D.Decreased doubling
Question 1: Describe the changes that occur in a Xenopus embryo at the midblastula transition (MBT).
How might the loss of a tumor suppressor gene function yield an outcome that is(at the cell level) indistinguishable from the acquisition of an active oncogene?
Question 1: What are the genotypes of the two true-breeding purple plants? Question 2: What phenotypes with corresponding ratios would you expect in the F2 generation?
Question 1: What are the 2 main justifications (or types of experiments) for collecting RNA-Seq data? Question 2: Which DNA polymerase is responsible for the removal of the RNA primers at the origin
Question 1: Discuss the bar-headed geese's special hemoglobin adaptations ? Question 2: What are the 3 mechanisms underlying ion selectivity of the channel?
Eye color in the fruit fly Drosophila is controlled by a locus with a multiple allelic series. A fly population which exists in the wild is known to possess six different alleles for the eye- color
Question 1: What is the role of ZP proteins in mammalian fertilization? Question 2: Which of the following procedural errors would result in lawns (everything growing) when conducting and Ames test
Question 1: What is the protein associated with biotinidase deficiency? Question 2: You learn that a certain strain of bacteria has an interesting replication pattern. Every 5 hours, the number of b
Question 1: Why might an animal cell burst in a hypotonic solution and a plant cell would not?
Question: Oxygen is produced during the light reactions when a)ATP is converted to ADP b)CO2 splits apart d)water is split
Question 1: Why is a bar graph more appropriate than a scatter plot or line graph? Question 2: Genetic disorders are predominantly recessive because: a. mutant genes are able to persist in the p
Question 1: List and discuss three major types of signaling pathways. Question 2: With regards to HIV, how many viral particles are needed to infect a new host and how long the HIV virus is stable o
How to do presentation of coffee plant? Name the amino acid found in wild type (non-mutated) ras at positions, 12, 13, and 61. Is the same amino acid conserved at each site among the three isoforms?
Discuss the benefits of the Drosophila egg design. Suggest an experiment to prove that germ plasm containing germ cell determinants will form germ cells.
What are the benefits of polycistronic mRNA to bacterial cells? 1 Polycistronic mRNA undergoes pre-mRNA processing. 2 All of the proteins for a single enzymatic pathway will be coordinately available.
How do bacteria eat? How is their eating style similar to what we see in mammals? How is mammalian digestion more efficient than the type of digestion seen in bacteria?
Chymotrypsin can be inhibited by large amounts of free phenylalanine. What type of inhibition do you expect this to be, and why?
Congenital adrenal hyperplasia (CAH) is an autosomal recessive disease that results in developmental and physiological abnormalities, sometimes severe enough to cause death. About 1 in 12,500 child
Which of the following best describes the way in which you would use restriction enzymes as you engineered bacterial cells to produce human proteins? A Restriction enzymes would be used only to clea
Question 1: What are the benefits of Virus? Question 2: What are the fun facts about vaccine or virus?
Question 1: Which enzyme converts phosphoenolpyruvate to pyruvate? Question 2: Which of these is not a key regulatory step in glycolysis? a.) hexokinase b.) phosphofructokinase c.) pyruvate kinase