Giraffes have long neck that allows them to eat leaves in trees. what is this an example of

Penelope studies how the structure and function of the nervous system is related to behavior. she is a psychologist

Which feature of a human community is similar to a niche in a biological community

When the cell concentrates potassium within, against the natural tendency of matter, it is performing a. passive diffusion b. facilitated diffusion c. active transport d. pinocytosis