Which is an example of hybridization that would increase hybrid vigor? producing a litter of puppies by mating two dogs of different breeds using genetic engineering to insert a gene for vitamin A in carrot plants pollinating the flowers on a tomato plant with pollen from a plant of the same variety choosing a mate for a purebred cat from another litter of offspring from the same mother and 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 .