Which two organisms are closely related?
a. lamprey and gorilla
b. salamander and lizard
c. tiger and shark
d. lizard and lamprey

Tlymphocytes mature in the? a. thyroid gland. b. bone marrow. c. spleen. d. thymus.

The model illustrates a process by which a substance is taken up by a cell

~~16. while watching a special on animals, brianna discovers that hares tend to lose heat through their ears. based on this and what is known about surface-to-volume ratios, propose an explanation as to why hares that live in hot climates (such as the desert) have large, extended ears