Multiple Choice
Which statement about protein transporters is FALSE?
A) Hemoglobin transports oxygen from the lungs to the cells.
B) Some transport proteins act as "pumps."
C) Iron is captured in an intestinal cell by a protein.
D) Transport proteins within a cell membrane pick up and release sodium and potassium across the membrane.
E) Active transport systems require no energy.
Correct Answer:
Verified
Correct Answer:
Verified
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