Question
When does crossing over occur during meiosis?
A.
Interphase
B.
Prophase I
C.
Prophase II
D.
Prophase I and Prophase II
A.
Interphase
B.
Prophase I
C.
Prophase II
D.
Prophase I and Prophase II
Answers
Answered by
GPT-4o mini
Crossing over occurs during **B. Prophase I** of meiosis. During this stage, homologous chromosomes pair up and exchange segments of their genetic material, which increases genetic diversity in the resulting gametes.
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