Which of the following best describes why the two minnow populations evolved into separate species?

What are the doorways into and out of cells, attached to the membrane, and built in the rough er.

Which of the following is caused by reproductive isolation within a species? a. a decrease in gene flow b. an increase in genetic flow c. a decrease in genetic drift d. an increase in gene flow

Achemical that is released by an animal as a signal to other members of the same species is called a pheromone. t or f