Which of the Following Statements Regarding Facilitated Diffusion Is Correct

question 406

Multiple Choice

Which of the following statements regarding facilitated diffusion is correct?

• A)It involves a carrier molecule.
• B)It requires energy expenditure.
• C) It is how protein enters the cells.
• D) It is about movement of molecules against its concentration gradient.

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Definitions:

Organic Compound

Chemical compounds made primarily of carbon atoms in structures like chains or rings, often containing hydrogen and possibly oxygen, nitrogen, or other elements.

Absorptions

The process by which substances take in or soak up energy or material from their surroundings, often observed in spectroscopy.

IR Absorption

The process by which molecules absorb infrared light at frequencies characteristic of their structure, used in infrared spectroscopy.

Spike

A sharp increase or sudden upward movement, as in the context of graphs, prices, or signals.