What kind of hereditary disease is cystic fibrosis?
a. X-linked dominant
b. X-linked recessive
c. autosomal recessive
d. autosomal dominant
e. Y-linked
c
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Zinc functions as a part of
A. antioxidant defense. B. DNA and RNA synthesis. C. immune function. D. Zinc is involved in all of these functions.
If the movement of molecules in the body requires ATP and a transport protein, the transport system is _____
a. facilitated diffusion b. osmosis c. passive transport d. carrier mediated
Antioxidants, such as vitamins E and C, the mineral selenium, flavonoids, and carotenoids, ________ the damaging effects of free radicals, atoms or molecules with an unpaired electron
A) have no effect on B) maximize C) need water to maximize D) minimize
DRIs include all of the following except:
a. tolerable lower limits b. adequate intakes c. recommended dietary allowances d. average requirements