What is crossing over?

The final stage of meiosis

When two homologous chromosomes transfer genetic information in prophase I

When two sister chromatids exchange genetic information

When two homologous chromosomes choose the Dark Side.

1 answer

Crossing over refers to the process that occurs during prophase I of meiosis, when homologous chromosomes exchange genetic material. This process increases genetic diversity in the resulting gametes. So the correct answer is:

When two homologous chromosomes transfer genetic information in prophase I.