Cross a plant that is homozygous recessive for height and heterozygous for flower position with a plant that is homozygous recessive and homozygous dominant for flower position

Could someone me with number one you

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 .

In two sentences explain the differences of neutrophil and macrophage