1. Which one of the following does NOT occur during mitosis? Chromatids separate. Chromosomes replicate. Two genetically identical daughter cells result. Chromosomes align along the cell's equator. Chromatin condenses. 2. Which of the following is the best description of the events of anaphase I? Homologous chromosomes separate and migrate to opposite poles; which homologue goes to which pole is random. Sister chromatids separate and those inherited from the mother migrate to one pole and those inherited from the father go to the opposite pole. All of the chromosomes inherited from the mother go to one pole of the cell and all of the chromosomes inherited from the father go to the other pole. Sister chromatids separate and the daughter chromosomes migrate to opposite poles. Half of the chromosomes inherited from the mother go to one pole along with half of the chromosomes inherited from the father. 3. Genetic variation is not increased by ______. the events of prophase I independent assortment crossing over random fertilization the events of anaphase II 4. During anaphase II _____. the cell is haploid sister chromatids separate and migrate toward opposite poles chromosomes line up in one plane homologues separate and migrate toward opposite poles nuclei re-form 5. In a cross between two heterozygotes ( Aa ), the next generation will be _____. in the ratio 1:3 homozygotes to heterozygotes in the ratio 1:1 homozygotes to heterozygotes in the ratio 1:3 heterozygotes to homozygotes all heterozygotes all homozygotes 6. The cross-fertilization of two different varieties of pea plants will produce a(n) _____. hybrid F generation 2 lethal P generation individual homozygous for many different genes.