Question

In which phase does crossing over occur (where the homologous pairs exchange genetic information)?

A. Prophase I

B. Prophase II

C. Prophase III

Answer 1

the answer is A. Prophase l

Answer 2

Answer:

A

Explanation:

Crossing over occurs between prophase I and metaphase I and is the process where two homologous chromosome non-sister chromatids pair up with each other and exchange different segments of genetic material to form two recombinant chromosome sister chromatids.