Which alleged father has a dna fragment that matches the size of one of the child's dna fragments and is, therefore, likely the child's father? you must confirm that this dna fragment is not present in the mother's dna, because only then can you say definitively that this dna fragment came from her father.

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 .