Chromosomes and genes share all of the following characteristics except that
A) they are both present in pairs in all diploid cells.
B) they both undergo segregation during meiosis.
C) their copy numbers in the cell decrease after meiosis, and increase during fertilization.
D) they are both copied during the S phase of the cell cycle.
E) they both pair up with their homologues during prophase of mitosis.
Answer: E