At the end of the first meiotic division, each chromosome consists of
A) chiasmata.
B) a homologous chromosome pair.
C) four copies of each DNA molecule.
D) two chromatids.
E) a pair of polar microtubules.

Question

Quizplus · Accepted Answer

At the end of the first meiotic division, each chromosome consists of two chromatids, as it undergoes replication during the S phase of cell cycle before meiosis. The two chromatids are held together by centromeres and are genetically identical. It is in the second meiotic division that the chromatids separate, resulting in four haploid daughter cells.

At the End of the First Meiotic Division, Each Chromosome