What is denaturation?
What will be an ideal response?
A protein can be denatured, or unfolded, by exposure to heat, acids, or salts or by mechanical agitation (beating egg whites). Any change in a protein's shape will alter its function.
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Which of the following is true about the way we should eat to achieve good nutritional status?
A. Do the best we can but take supplements to fill in the deficient areas. B. Eat only plant products because animal products are bad and generally filled with hormones for animal growth. C. Eat fruits and vegetables because we can get all the nutrients we need from these. D. Eat a wide variety of foods because no single natural food meets all human nutrient needs.
Which of the following is true about protein intake during pregnancy?
A. The RDA for protein increases by about 25 grams per day over that for the nonpregnant state. B. Women probably do not get enough protein in typical diets to meet their total needs for pregnancy. C. The RDA for protein increases by about 10 to 15 grams per day. D. The RDA for protein increases by about 5 to 10 grams per day.
Aerobic walking, or walking at a faster-than-normal pace, can expend kcal at about the same rate as jogging.
Answer the following statement true (T) or false (F)
People in the United States typically choose a diet that is high in fat, sugar, and low in fiber
Indicate whether the statement is true or false