The scientific process by which water makes lettuce crisp is:

a. osmostic pressure of water-filled vacuoles
b. diffusion
c. transamination
d. water active diffusion


Answer: a. osmostic pressure of water-filled vacuoles

Nutritional Science

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Smokers secrete nicotine in their breast milk.

Answer the following statement true (T) or false (F)

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Zinc is not significantly involved in the process of gene expression

a. true b. false

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Which of the following is true of alcohol metabolism?

A) Alcohol metabolism cannot be accelerated by eating food. B) Drinking plenty of water can accelerate alcohol metabolism. C) Body cannot convert alcohol to acetaldehyde in the liver. D) Majority of alcohol is metabolized by the lungs.

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Foods which provide health benefits along with the functions of nutrients are called

A) functional chemicals. B) functional foods. C) functional nutrients. D) macronutrients.

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