Biology, 16.10.2019 20:50 jonathanspears1
The cell membrane contains channels and pumps that move materials from 1 side to the other. what are these channels and pumps made of.
a. bilipids
b. carbohydrates
c. lipids
d. proteins
Answers: 3
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The cell membrane contains channels and pumps that move materials from 1 side to the other. what ar...
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