20. As a human red blood cell matures, it loses its nucleus. As a result of this loss, a mature red blood cell lacks the ability to (1) take in material from the blood
(2) release hormones to the blood
(3) pass through artery walls
(4) carry out cell division 20

Plz ! cattle ranchers and dairy farmers rarely allow all of their animals to reproduce instead they practice selective breeding and only encourage the reproduction of animals with specific features. which of the following cows would a dairy farm most likely choose to reproduce? a. a cow that makes a lot of milk. b. a cow that can run quickly. c. a cow with a think, soft fur. d. a cow with large, strong hooves.