What will translational controls govern?
a. The modification of the polypeptide
b. Interactions between DNA and the histone protein
c. mRNA leaving the nucleus
d. mRNA transport
e. mRNA stability
e
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When a segment of DNA duplicates, causing two copies of a gene to be present in the chromosome, the duplicate copy could possibly (Check all that apply)
_____ lose function due to mutation. _____ become an ortholog. _____ gain a new function due to mutation. _____ become a pseudogene. _____ become a centromere. Clarify Question · What is the key concept addressed by the question? · What type of thinking is required? · What key words does the question contain and what do they mean? Gather Content · What do you already know about gene duplication? Consider Possibilities · Consider the different answer options. Which can you rule out? Choose Answer · Given what you now know, what information and/or problem solving approach is most likely to produce the correct answer? Reflect on Process · Did your problem-solving process lead you to the correct answer? If not, where did the process break down or lead you astray? How can you revise your approach to produce a more desirable result?
Using polyethylene glycol, a cancer cell and a normal cell are fused. The resulting hybrid behaves like a normal cell. The best reason for this observation is the
A) recombination between cancer and normal chromosomes. B) removal of environmental triggers. C) presence of tumor suppressor genes and gene products. D) exposure to polyethylene glycol. E) both choices A and C
Which of the following diseases cannot currently be prevented by vaccination?
A) AIDS B) polio C) measles D) tetanus
Carnivorous plants evolved because which of the following nutrients is often extremely limited in their habitats?
A. carbon B. nitrogen C. iron D. O2 E. CO2