Which option best describes mitosis? A. During mitosis the cell will grow and prepare for cell division. B. During mitosis the nucleus of the cell nucleus divides and prepares for cytokinesis. C. Mitosis is completed with the separation of the cytoplasm.

Which of the following factors would not contribute to allopatric speciation? a) a population becomes geographically isolated from the parent population. b) the separated population is small, and genetic drift occurs. c) the isolated population is exposed to different selection pressures than the ancestral population. d) different mutations begin to distinguish the gene pools of the separated populations. e) gene flow between the two populations is extensive.