When damaged or single-stranded DNA activates the RecA protein, the RecA protein stimulates the cleavage of LexA. This results in
A. repression of polymerase V and activation of endonuclease.
B. activation of the Hfr system.
C. derepression of the SOS system.
D. increased transduction and recombination.
Answer:C
When damaged or single-stranded DNA activates the RecA protein, the RecA protein stimulates the cleavage of LexA. This results in
A. repression of polymerase V and activation of endonuclease. B. activation of the Hfr system. C. derepression of the SOS system. D. increased transduction and recombination.