The cell membrane regulates what enters and leaves the cell, only allowing certain things to enter or exit. This is called:
A:Selective Permability
B:Homeostasis
C:Osmosis
D:Transport

Which of the following is the main purpose of a human community?

Whay is the following best defines climate

Science which of the following is an example of a cyclic behavior that is seasonal? i think the answer is d, i just need to double check : ). a. running from predators. b. searching for water. c. hunting at night. d. migrating for warmth. ***