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Macro and Micro Nutrients › View

The substances in food that your body needs to grow, have energy, and stay healthy are called?
A. Nutrients
B. Proteins
C. Vitamins
D. Carbohydrates

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Cell Bio › View

Why do solutes move through protein channels in facilitated diffusion?

A. The solutes are too big or too polar to cross the membrane alone.

B. The solutes are moving from low concentration to high concentration.

C. No molecules can pass straight through the membrane.

D. The solutes have reached equilibrium.

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