Iron is a trace mineral, because the
A. daily production of hemoglobin requires 50 to 150 g of the mineral.
B. body's RDA for iron (adult women) is 18 mg/day.
C. mineral is needed in trace amounts.
D. liver stores traces of the mineral.
Answer: B
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Which of the following statements about the diets of today’s children is FALSE?
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Gallstones can interfere with bile secretions and reduce fat absorption.
a. true b. false
Rates of physical activity tend to drop during life-change activities such as starting college or
getting married. Indicate whether the statement is true or false