Answer:
They are microorganisms that are important in the nitrogen cycle as converters of soil ammonia to nitrates, compounds usable by plants.
Explanation:
<span>The Epipelagic
zone is the one closest to the surface and is the brightest. It extends
to 200 meters and contains both phytoplankton and zooplankton that can
support larger organisms like marine mammals and some types of fish. So the answer to your question is B.</span>
Yes they do without it they could not produce protein.
After eating, leptin signals the hypothalamus to suppress appetite.
