Recombination occurs circle the TWO correct answers a betwe

Recombination occurs … (circle the TWO correct answers)

a)    between sister chromatids.

b)    between homologous chromosomes.

c)    at chiasma.

d)    within gametes.

Solution

Recombination occurs

B ) between homologous chromosomes

The homologous chromosomes recombination occurs in eukaryotes, which is more widely know. During recombination, there is pairing of homologous chromosomes. Recombination occurs without any physical exchange of the chromosomes

A) between sister chromatids

Sister chromatid recombination is the exchange of material between two identical sister chromatids. This might occur during mitosis and also meiosis by formation of Holliday junctions.