i can't choose. they all seem right to me : /

why must cell division be different between asexual reproduction and sexual reproduction?

a. sexual reproduction requires that the amount of dna in a cell be halved.

b. sexual reproduction requires that the amount of dna in a cell be doubled.

c. sexual reproduction occurs in cells with more than one chromosome.

d. sexual reproduction involves a change in dna amount but not in the number of cells.