Refer to the Figure Below, Which Is Being Created to Illustrate

question 80

Multiple Choice

Refer to the figure below, which is being created to illustrate secondary active transport. The small red circles represent the molecules being transported, and the H⁺ symbols represent hydrogen ions.The natural concentration gradient of the red molecules is shown.The hydrogen ion gradient was established by a membrane protein that is not shown.Given this information, which symbol should appear in the oval to indicate the direction of movement of hydrogen ions and red molecules?

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Definitions:

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