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Trace minerals: Iron and Copper
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Problem 10
Trace minerals: Iron and Copper
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8. Water and Minerals / Trace Minerals: Iron and Copper / Problem 9
Problem 9
Which of the following correctly states the adult RDA for copper in micrograms for ages 19–50?
A
Zero micrograms per day because copper is nonessential in adults
B
900 micrograms per day
C
9,000 micrograms per day
D
90 micrograms per day
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