Which of the following is NOT an example of a chemical mutagen?

a. intercalating agent
b. alkylating agent
c. heteroduplex agent
d. base analog


Answer: C

Biology & Microbiology

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Indicate whether the statement is true or false.

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A. to the substrate B. to the active site of the enzyme C. somewhere on the enzyme that is not at the active site D. somewhere on the substrate other than at the active site E. to vitamins that accelerate the reaction

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When genotypes at one locus of a chromosome are independent of genotypes at another locus of the same chromosome, the two loci are ________

A) in linkage equilibrium B) in linkage disequilibrium C) nonrandomly associated D) None of the above.

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A significant reduction in the amount of which gas would allow more ultraviolet radiation to reach the

earth's surface? a. carbon dioxide b. methane c. ozone d. cyanide e. oxygen

Biology & Microbiology