I NEED HELP 1.What are three ways the ability to copy DNA has changed our world?
2.How can personal DNA machines save human lives?
3. If you had access to a personal DNA machine, what would you analyze and why?

The image shows the evolution of a species of fish. a few fish from a population developed different social behaviors and evolved into different species. two fish according to the image, the fish underwent . the new species of fish had mating seasons that were different from that of the original fish. because of the differences in mating seasons, the fish underwent reproductive isolation. this mode of isolation would be .