Which of the Following Statements Regarding the Active Transport of Molecules

question 74

Multiple Choice

Which of the following statements regarding the active transport of molecules across cell membranes is correct?

• A)Both primary and secondary active transport are dependent upon energy derived from ATP
• B)In secondary active-transport systems in which Na ions are bound to carriers, the actively transported solute always follows Na ions across the membrane
• C)In secondary active-transport systems in which Na ions are bound to carriers, the actively transported solute always moves across the membrane in the direction opposite of Na ion movement
• D)Both primary and secondary active transport are dependent upon energy derived from ATP and in secondary active-transport systems in which Na ions are bound to carriers, the actively transported solute always follows Na ions across the membrane are correct
• E)Both primary and secondary active transport are dependent upon energy derived from ATP and in secondary active-transport systems in which Na ions are bound to carriers, the actively transported solute always moves across the membrane in the direction opposite of Na ion movement are correct

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