QUESTION Crossing over occurs at the beginning of meiosis,. Which of the followi

Question

QUESTION Crossing over occurs at the beginning of meiosis,. Which of the following statements is true about crossing over? Oa Crossing over does not produce chromosomes with new combinations of maternal and paternal alleles Crossing over involves the exchange of corresponding segments of DNA between sister chromatids OC. Crossing over occurs both during mitosis and meiosis Od. As a result of crossing over, the two sister chromatids of a replicated chromosome are no longer identical Oe Crossing over is a rare event and can only occur at one location along each pair of homologous chromosomes

Explanation / Answer

The following is true;

B crossing over involves the exchange of corresponding segments of DNA between sister chromatids.

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