80. An atom is to a molecule, as a to a cell
A. an organism
B. an organ
C. a tissue
D. an organelle

Free brainliest! what is a characteistic of the american stradfordshire?

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

Were does condensation occur? a) hydroshereb) lithosherec) boishered) atmosphere