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In secondary active transport, energy is required directly by the carrier to move a substance uphill against a concentration gradient.
Q34: Which of the following is the first
Q34: The hormone insulin enhances the transport of
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Q116: carry information from the brain down the
Q122: What is the universal energy currency in
Q124: The plasma membrane is not impermeable, but
Q180: Which of these statements best describes the
Q253: Which of the following might happen if
Q280: The metabolism of acetyl CoA into the
Q339: As the triggering event gets stronger, what