Ineed , i need to create a power point in life science here is a picture explaining a little what the topic is about, me with some information for my slides : (

The negative impacts of nonnative species generally outweigh the positive impacts

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 .

Which of the following explains why a tree is often used as a model to represent the principle of common descent