Which of the following repair systems always results in direct repair of the DNA damage?
a. nucleotide excision-repair
b. mismatch repair
c. recombination-repair
d. photoreactivation
e. base excision-repair
Ans: d
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Prokaryotes reproduce rapidly and this allows genetic variation to spread quickly through a population. Two processes can create new variations in prokaryotic populations. Select the choice with those two processes.
A. mutation and phage viral attack B. phage viral attack and genetic recombination C. genetic recombination and nondisjunction D. genetic recombination and mutation E. genetic recombination and rapid cell division
Which of the following would NOT be a component of a newly produced HIV virus particle?
A. protein capsid B. RNA C. reverse transcriptase D. viral envelope E. complementary DNA Clarify Question · What is the key concept addressed by the question? · What type of thinking is required? Gather Content · What do you already know about HIV? 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?
A gene can be silenced by the addition of what
to a nucleotide? a. -CH3 b. -COOH c. -OH d. -NH2 e. -PO4 -3
Which of the following limits the use of experimental data in business settings/applications?
A. The software to handle the analysis of experimental data is prohibitively expensive. B. Experimental data is often too large for businesses to handle. C. Most business applications do not involve questions centered on causality. D. Conducting experiments relevant for business questions are often not feasible.