Answer:
Im confused on what you mean
Explanation:
Answer:
Facilitated diffusion takes place due to a difference in concentration on both sides of the membrane, in the direction of the lowest concentration, and does not require energy.
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Eukaryotic large ribosomal subunits include three rRNAs (28S, 5.8S, and 5S in mammals).
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Answer:
Polar Bears
Polar bears have white fur which helps aid in camouflaging against the snow. They also have small rounded ears that act as a shield letting no water in to freeze ear drums and reduce heat loss.
Black Bears
Black bears absorb heat through their black skin. Their thick fur and fat act as an insulation and their large bodies reduce heat loss.
They both use their large claws and teeth to catch prey and provide for themselves
Explanation:
If you need any other examples of adaptions of bears let me know because there are a lot I just added the main ones!
