a)Crossing over occurs in meiosis and not mitosis. b) Difference in metaphase of mitosis and metaphase of 1 of meiosis explain why mitosis reserves the ploidy (haploid or diploid) of the cell, while meiosis always produces haploid cells from a diploid cell. c) DNA replicates before mitosis, but not before meiosis 2. d) The total mass of DNA present in all four products of meiosis is the same as the total mass in the two cells produced by mitosis. e) Centomeres divide during mitosis metaphase, but not metaphase 1 of meiosis.
2007-02-10 08:08:47 · 2 answers · asked by Page 1 in Science & Mathematics ➔ Biology
e, centromeres present in both
2007-02-10 08:14:59 · answer #1 · answered by wesnaw1 5 · 0⤊ 0⤋
i imagine its B. (Haploid sperm nuclei are formed interior the testes by technique of meiosis, even as the diploid zygote divides via mitosis.) Sperms are haploid and they are formed by technique of the technique of meiosis, even as the sperm and the egg fuse they type the diploid zygote. The formed zygote will commence to divide and advance and kind a toddler by technique of the technique of Mitosis
2016-11-26 21:48:34 · answer #2 · answered by zagel 4 · 0⤊ 0⤋