Which of the Following Events Occurs in the Secondary Active

question 145

Multiple Choice

Which of the following events occurs in the secondary active transport of glucose?

• A) Na⁺ ions and glucose are cotransported by the same carrier molecule.
• B) The Na⁺-K⁺ pump maintains a Na⁺ concentration gradient across the plasma membrane.
• C) Energy comes from diffusion of Na⁺ down their concentration gradient.
• D) Glucose is moved against its concentration gradient into the cell.
• E) All of the choices are correct.

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Definitions:

Centration

A cognitive limitation in early childhood development where a child focuses only on one aspect of an object or situation, overlooking others.

Thought Causes

This term is not standard in psychological or medical literature and requires clarification; thus, no definition can be provided.

Cognitive Development

The process through which individuals acquire the ability to think, learn, and understand as they progress through childhood to adulthood.

Conservation

The principle in cognitive development that recognizes the ability to understand that redistributing material does not affect its mass, number, or volume.