When are two populations likely to have very similar allele frequencies

Explain why phospholipid molecules form a bilayer. (3 marks)

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 .

What happens to the average kinetic energy of water molecules as water freezes?