Vitamins C and E protect the cell membrane from damage by
A) natural killer cells. B) erythrocytes.
C) reactive oxygen species molecules. D) cytotoxic T cells.
C
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The major protein found in breast milk is
A) lactose. B) lactic acid. C) albumin. D) lactalbumin.
Which of the following recommendations for pregnant women and alcohol intake has been issued by the U.S. Surgeon General?
a. They should drink absolutely no alcohol b. They should refrain from drinking hard liquor only c. They are permitted to ingest no more than 2 drinks per day d. They are permitted to ingest small amounts of alcohol during the first 3 months but none thereafter
All of the following are examples of FDA-approved nutrient claims EXCEPT:
a. "improves circulation" if the food has 140 milligrams or less of sodium. b. "fat free" if the food has less than 0.5 grams of fat. c. "good source" if the food has 20% or more of the DV for a particular nutrient. d. "high fiber" to refer to a food with 30% of the DV for fiber.
Nutrients and oxygen travel to the developing fetus via _____
a. the placenta b. the amniotic sac c. its lungs d. its intestines e. the uterine wall