Which Is of the Following Statements About the Double Strand

Multiple Choice

Which is of the following statements about the double strand break-repair model is true?

A) Heteroduplexes form only in chromosomes that undergo crossover.
B) Recombination is initiated by double strand breaks on each of two sister chromatids.
C) The position of the double strand break is always random.
D) Recombination occurs between non-homologous chromosomes.
E) The length of the chromatids is unchanged after recombination.