Which of the following is a source of heme iron?
A. Seafood
B. Leafy, green vegetables
C. Fortified breakfast cereal
D. Eggs
Answer: A
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Recently, Miriah participated in a study that was designed to determine how much iron is necessary to prevent iron deficiency. Within a few weeks of consuming an iron-free diet, Miriah's red blood cells began to show signs that they lacked iron, and she began to complain about feeling tired. At that point, the researched added some iron to Miriah's food, so her daily intake of the mineral would be 1 mg. After 1 week, the researchers checked the iron content of Miriah's blood, and although it was higher than the earlier value, she still complained about feeling tired. In the weeks that followed, the scientists continued to increase Miriah's iron intake by 1 mg/week and check her for signs and symptoms of iron deficiency. After a week of taking 6 mg of iron/day, she reported feeling like
"her old self" and having plenty of energy. Based on this information, the researchers concluded that Miriah's A. minimum Daily Value was 6 mg iron/day. B. UL for iron was 6 mg, plus 3 mg as a margin of safety. C. RDA for iron was 6 mg. D. body required 6 mg iron/day.
Which of the following publications is the preferred source for reputable information about nutrition and other sciences?
a. Daily newspapers b. Books written by well-known authors c. Peer-reviewed journals d. Product information inserts
Cramps and other side effects of menstruation can be traced back to the production of _____ by the uterus
a. progesterone b. estrogen c. prostaglandins d. pituitary hormones e. both a and b
Some people fear that naturally occurring cross-pollination between genetically engineered plants with nearby weeds may spread traits from plants to weeds, producing superweeds
a. True b. False Indicate whether the statement is true or false