During which part of the cell cycle are chromosome visible

We want most cells to be even in and out which is called

Ascientist separates a population of mice into two groups. what would most likely increase the rate of speciation in this population. a. teach the two groups different tricks b. allow the two groups to breed with each other c. put the two groups in different environment d. have the two groups live in identical ecosystems

Regarding most of the narrator’s story, which word best describes the tone?