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frosja888 [35]
2 years ago
11

Cell membranes are selectively permeable. This means that A. only water can move freely across the cell membrane. B. any substan

ce can move across the cell membrane, but chemical energy will always be required. C. some substances can move freely across the cell membrane, while others must be transported. D. no substances can move freely across the cell membrane.
Chemistry
1 answer:
MaRussiya [10]2 years ago
6 0

Answer:

C. some substances can move freely across the cell membrane, while others must be transported.

Explanation:

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