White blood cells can be found in what fluids? blood lymph blood and lymph neither blood nor lymph

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

Which identifies the main purpose of biological taxonomy?

Someone me with this: a mineral' is determined by its actomic structure.