Men are not at risk for developing breast cancer.
a. true
b. false
Answer: b. false
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Why would vitamin A deficiency cause eye infection and blindness?
a. vitamin A maintains epithelial tissues b. the mucus secreting cells damage the surface of the eye. c. keratin-producing cells decrease immune function d. the hard, dry surface protects normal epithelium
_____ is an intestinal protein that regulates the amount of zinc released into the blood
A) Insulin B) Ceruloplasmin C) Metallothionine D) Myoglobin
_______________ inhibitors interfere with the virus's ability to bind to receptors on the outer surface of the cell it tries to enter
Fill in the blank(s) with correct word
When a cell membrane is damaged by free radicals, which specific component of the cell membrane is damaged?
A. Polysaccharide B. Cholesterol C. Phospholipid D. Saturated fat