Integral proteins are embedded in the phospholipid layer, and can sometimes form protein channels that let ions and other small molecules through.
Answer:
1 is A 2 is D 3 is B 4 is C
Explanation:
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Bats are the only other species that can fly<span />
Well if you placed the g facing you , it would look upside-down under a microscope , but if you faved it facing the other direction it would look as if it was facing you (the correct way)
