Which is an example of osmosis? * a. Potassium ions moving in and out of an animal cell
b. Carbon dioxide moving into leaf cells of a plant
c. Oxygen moving into the bloodstream from the lungs
d. Water moving into the root cells of a plantexample of osmosis

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

What type of weather does tropical continental air bring in summer? hot and cloudy cool and sunny hot and sunny cool and cloudy

Match the description of each organism to the appropriate category