An organism has four chromosomes. One the first pair, the chromosomes have A and a alleles at a locus. On chromosome pair 2, there are two alleles, B and b. Has only a single set of chromosomes 2. Has two of each chromosome 3.
Chromosome number is reduced during the first meiotic division.
I would be good answers. Chromatids separate during the second meiotic division. Anaphase II or Telophase II 5. After mitosis, the chromosome number is 8 in each cell. After meiosis, the chromosome number is 4 in each cell.