The basis for a creamy crystalline candy is the formation of
A. nuclei, or small, fine crystals of individual sugars that serve as attachment points.
B. nuclei, or small aggregates of molecules serving as the starting point of crystallization.
C. seeds, or small aggregates of sugar and fat around which the candy is formed.
D. either small seeds or nuclei.
Answer: B
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Blake doesn't have time to plan a varied diet that includes nutrient-dense items from all food groups. He thinks the vitamin supplement he takes each day will keep him healthy, because it contains all B vitamins and vitamin C. Lately, he's been having trouble coordinating his muscular movements and he seems to get infections easily. Based on this information, Blake probably has a ________ deficiency.
A. vitamin A B. biotin C. vitamin E D. thiamin
Grace is pregnant and is now in week 32 of gestational period. What trimester is Grace in?
A. pre-gestational B. first trimester C. second trimester D. third trimester
What is considered to be an acceptable macronutrient distribution range in adults for protein?
a. 10-35 percent of calories b. 45-65 percent of calories c. 50-75 percent of calories d. 20-35 percent of calories
A question such as "Who does the grocery shopping in your house?" would most appropriately be included in a:
a) 24-hour recall. b) diet history. c) food frequency questionnaire. d) food record.