Random genetic changes to a species can result in no observable changes in the species. However, if the specific genetic change becomes great enough, a species can produce a new genetic branch. This event is called:.

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 best describes what you will do in the reaching your academic potential course?

Environmental science are unconsidered with methods to preserve natural resourcesa.trueb.false