Topics: Cell Bio Quiz
Why does active transport require energy?
A. It’s moving large materials in or out of the cell.
B. It’s pushing solutes into areas that already have a high concentration of solutes.
C. A & B
D. Active transport doesn’t require energy.
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Because the phosphate head of a phospholipid is polar, it…
A. is hydrophobic
B. is hydrophilic
C. is repelled by water
D. dissolves in water