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What characteristics of the molecules being transported determines how they will cross the membrane? A. Polarity and size B. Size and mass C. Passive or active D. Charge and structure
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What characteristics of the molecules being transported determines how they will cross the membrane?

A. Polarity and size

B. Size and mass

C. Passive or active

D. Charge and structure

User Mmelnik
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1 Answer

4 votes
The answer is C - passive or active
User Aleclarson
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