Answers: 2
Biology, 21.06.2019 21:00, natasniebow
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
Answers: 1
Biology, 22.06.2019 04:00, paigefields2578
The wings of insects, birds, and bats evolved independently but carry out similar functions. this is an example of a. analogous structures. b. embryonic structures. c. vestigial structures. d. homologous structures.
Answers: 1
Who wants to play truth or dare...
Biology, 11.09.2019 20:30
Geography, 11.09.2019 20:30