Which is true concerning cell division?
A. During meiosis I, sister chromatids pair up and then are separated.
B. During crossing over, an allele for brown eyes may be switched with an allele for brown hair.
C. An asexually reproducing organism needs mitosis to produce a genetically diverse set of daughter cells in order to maintain genetic diversity.
D. When comparing the parent and daughter cells, meiosis differs in both the ploidy level and ploidy number, whereas mitosis differs in neither.
Ans: D. When comparing the parent and daughter cells, meiosis differs in both the ploidy level and ploidy number, whereas mitosis differs in neither.
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