Answer:
the kidneys
Explanation:
Mammals, many terrestrial amphibians and marine fishes mainly excrete urea and are called ureotelic animals. Ammonia produced by metabolism is converted into urea in the liver of these animals and released into the blood which is filtered and excreted out by the kidneys.
Answer:
Quite a lot.
Explanation:
I would be wasting your time to put everything here. So keep it simple, prokaryotes and eukaryotes share only ribosomes, cell membranes, cell walls (not all eukaryotes but some, ignore this if you're below 8th grade), and cytoplasms. Everything else would not be found in both prokaryotic and eukaryotic cells.
Gametes are sex cells. The reproductive system.
Because they no longer have their source of fuel: warm moist air above the sea.
Jane is a researcher who studies
the individual and collective aging processes in humans. Jane works in the
field of gerontology. Gerontology is the extensive study of aging processes in
humans as they age. Under gerontology, the physical, mental, and social changes
in older people is studied as they grow.