It helped him because you can breed certain traits you want in things to get the traits you want
Answer:
During METAPHASE the chromosomes line up along the equatorial plate.
She should have to classify this animal under pseudocoelomates category. The body cavity of these animals are filled with fluids. Internal organs are covered by the fluid filled space. The body cavity serves as the hydrostatic skeleton and have other functions such as digestion of food and waste removal.
