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Home Q & A Board Biology-Related Homework Help Cell Biology
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rjcool123 rjcool123
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11 years ago
Which of the following is a difference between active and passive transport?

   A. Passive transport uses intermembrane protein.
   B. Active transport is not used in cells.
   C. Active transport requires energy.
   D. Passive transport is only used for water.
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dave67tapoutdave67tapout
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11 years ago
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#2
11 years ago
dude, it's obviously C. In active transport the protein carrier transports the substance against the concentration gradient and so it uses energy.
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#3
11 years ago
C. Active transport requires energy.
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