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What does it mean for a cell membrane to be selectively permeable?

A. It allows some substances to pass through but blocks the passage of others.



B. It allows only water molecules to pass through.

User Superlee
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2 Answers

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Answer: A. It allows some substances to pass through but blocks the passage of others.
User Rung
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A) It allows some substances to pass through but blocks the passage of others.
User Brett Holman
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