Which statement best compares the aorta and the pulmonary vein? O Both structures control the flow of blood.
O Both structures are involved in transporting oxygenated blood.
O Both structures separate the left and right atrium.
O Both structures carry plasma back into general circulation.

Which type of organism is a caterpillar

Achemical that is released by an animal as a signal to other members of the same species is called a pheromone. t or f

How does the fossil record provide evidence that the modern whale evolved from the anthracotheres? a) the modern whale looks like their ancestor the anthracotheres. b) the modern whale has all of the same structures as their ancestor. c) there is not enough evidence to suggest the the modern whale evolved from the anthracotheres. d) the anthracotheres has a structure that is still present in the modern whale, but is no longer of use to the modern whale.