Biology 9700 · AS & A Level · Movement into and out of cells

Movement into and out of cells — practice question

Which of the following processes needs ATP? 1. movement of water in the xylem 2. semi-conservative replication of DNA 3. facilitated diffusion of amino acids into the cell

A1, 2 and 3
B1 and 2 only
C2 and 3 only
D2 only

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