International units of energy are expressed in
a. newtons. b. calories.
c. kilojoules. d. kilocalories.
c
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Which statement regarding nutrition is false?
a. Among preschoolers, the decline in appetite is not normal. b. Many preschoolers become picky eaters. c. Eating is a social event for children. d. Emotional climate at mealtimes has a strong effect on children's eating habits.
A foreign antigen has entered the body, which has elicited the immune response. A helper T cell binds to an antigen fragment on an antigen-presenting cell. What happens next??
A) ?B cells produce more antibodies. B) ?A cytotoxic T cell destroys the antigen. C) ?Free antibodies attach to the antigens. D) ?A macrophage engulfs the target antigen.
A triglyceride always contains 3
a. carbons. b. glycerols. c. fatty acids. d. double bonds.
Which of these protein foods are good sources of carbohydrate?
a. lean beef and pork b. fish and shellfish c. legumes and nuts d. poultry products e. lamb and game meats