A process in which colloid particles come out of suspension and solidify is called
A. suspension.
B. flocculation.
C. ionization.
D. salt formation.
E. None of these are correct.
Answer: B
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When a balanced diet is consumed, approximately what percentage of the body's energy expenditure is furnished by amino acids?
a. 1 to 5 b. 10 to 15 c. 25 to 35 d. 50 to 65
Federal assistance programs can provide all of the following benefits to the elderly except: a. Social Security income
b. benefit cards from the Supplemental Nutrition Assistance Program. c. education and shopping assistance through the Administration on Aging programs. d. home meal delivery through the Meals on Wheels Program. e. vouchers for free home delivery of meals from popular restaurants.
The type of eating disorder characterized by episodes of binging and purging is
A) bulimia nervosa. B) compulsive eating disorder. C) binge-eating disorder. D) anorexia nervosa.
The process of crossing two plants of the same species to produce DNA with more desirable traits, achieving the desired result in several years is
A) traditional plant breeding. B) genetic engineering. C) pasteurization. D) irradiation.