Q7.htm Select 25 questions to answer. May I recommend that you omit those that you are most unsure of. At this time, paired centromeres of each chromo-some separate liberating the sister chromatids from each other. The once joined sisters begin moving toward opposite poles 9. DNA is replicated during this time.
Gametophytes are always diploid.
During anaphase II, homologues move apart from each other and toward opposite poles. Crossing over occurs between sister chromatids. With the one exception of the different number of chromosomes, the process of metaphase II appears identical to the process occurring during metaphase of mitosis. The multicellular organisms of some fungi and algae are haploid and produce gametes by mitosis.