Question Detail

BIO 101 Last Min Prep Objective Question

Question

Recombination via crossing over occurs during this stage: a. Anaphase I b. Prophase I c. Metaphase II d. Prophase II
Options
A Anaphase I
B Prophase I
Correct Answer
C Metaphase II
D Prophase II
Correct Answer

Option B is the correct answer.

Detailed Explanation

Crossing over, the exchange of genetic material between homologous chromosomes, occurs during prophase I of meiosis, specifically in the pachytene stage.

Hint

This happens early, when homologous chromosomes are paired up.

Question Info