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Which cell can transfer the most DNA?


A) F+ cell
B) F- cell
C) Hfr cell
D) R cell
E) B cell

F) A) and B)
G) A) and C)

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Synthesis of an inducible enzyme requires _______.


A) repressor alone bound to operator
B) substrate bound to repressor
C) substrate bound to promoter
D) corepressor and repressor binding to operator

E) All of the above
F) A) and B)

Correct Answer

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A frameshift is caused by ______ mutations.


A) missense and insertion
B) missense and nonsense
C) nonsense and deletion
D) deletion and insertion
E) insertion and nonsense

F) All of the above
G) A) and B)

Correct Answer

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Microorganisms exhibit genomes contained on _______.


A) chromosomes
B) plasmids
C) mitochondrial DNA
D) chloroplast DNA
E) All of the choices are correct depending on the type of microorganism observed.

F) B) and D)
G) D) and E)

Correct Answer

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