Homologous Recombination Is an Important Mechanism in Which Organisms Use

Multiple Choice

Homologous recombination is an important mechanism in which organisms use a "backup" copy of the DNA as a template to fix double-strand breaks without loss of genetic information.Which of the following is NOT necessary for homologous recombination to occur?

A) 3′ DNA strand overhangs
B) 5′ DNA strand overhangs
C) a long stretch of sequence similarity
D) nucleases