Question 2 (1 point) The movement of specific molecules with the help of a protein against their gradient
with the use of energy.
Exocytosis
Endocytosis
Na / K Pump

Efficiency is the percent of work put into a machine by the user (input work) that becomes work done by the machine (output work)

Epinephrine is a hormone released from the adrenal gland of the body, most often in a stressful situation. it is known as the "fight-or-flight" hormone. one way that it causes a response in the body is to activate receptors on muscle cells. where are these cellular receptors located? a. on the cell membrane b. in the nucleus c. on the cell wall d. around the mitochondria

Sweating and breathing is an example of differentiation specialization maintaining homeostasis metabolism