The complementary shape of an enzyme and a substrate
Five awesome vessels enter and leave the heart: the unrivaled and second rate vena cava, the aspiratory corridor, the pneumonic vein, and the aorta. The prevalent vena cava and mediocre vena cava are veins that arrival deoxygenated blood from dissemination in the body and purge it into the correct chamber.
B. Dendrites
Dendrites receive while axons carry away
The correct answer would be D. DNA evidence showing it was more closely related to mammals than to other vertebrates <span />