Which process requires energy to bring molecules across the cell membrane?

facilitated diffusion
passive transport
active transport
passive diffusion

The correct answer is the active transport which is option C.

Explanation:Active transport is the transport of material across the membrane from area of low concentration to high concentration with the use of energy in form of ATP.While passive transport and passive diffusion don't require the energy.In facilitated diffusion, It require the help of some proteins like channel proteins or carrier proteins.So the active transport is phenomenon matching to given statement.

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