Answer:
Epinephrine binds to receptors on some smooth muscles (ex: around arterioles) → Ca++ released from ER → intracellular Ca++ up → stimulates contraction. c. Epinephrine binds to receptors on some smooth muscles (ex: around bronchioles) → phosphorylates protein needed for response to Ca++, preventing response.
Geographical isolation usually refers to <span>two populations of the same species being separated due to some type of physical barrier. This separation of population </span>occurs<span> when a body of water or land forms and divides a habitat. </span>Geographic isolation<span> of a species also can </span>occur<span> when animals migrate to an isolated island.</span>
I think the answer is photosynthesis 2
Foliated rocks have bands, or layers( whatever you want to call it) unifoliated rocks don't have that I think.
I believe the answer is quite simple.
She must've compared the clothing washed with the new detergent with the old one. Jenny must've looked for stains, odour, etc. These would help determine whether or not the new detergent worked better.