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Active Transport

6. The Membrane / Active Transport / Problem 3

Which of the following energies is used in secondary active transport to move molecules against their concentration gradient?

A

Energy indirectly from the electrochemical gradient created by primary active transport

B

Energy directly from the electrochemical gradient created by passive transport

C

Energy directly from the hydrolysis of ATP by ATPase enzymes

D

Energy directly from the oxidative phosphorylation

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