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Unformatted text preview: cellular export protein ATP7B (b) Ceruloplasmin is a protein that transports copper from the intestinal lumen into the enterocyte across the brush border membrane (c) Superoxide dismutase is a copper metalloenzyme that converts hydrogen peroxide to H2O (d) All of the above (e) None of the above True or False (1 point) 4. Beef has a higher concentration (mg/100g) of zinc than oysters. (a) True (b) False 5. A 2011 review of randomized controlled trials concluded that zinc supplements have been shown to reduce the severity and incidence of colds when taken for specified durations. (a) True (b) False 6. Glutathione peroxidase 1 is a selenium containing enzyme that functions to oxidize water to hydrogen peroxide. (a) True (b) False 7. A severe copper deficiency can result in connective tissue abnormalities affecting the skeletal and vascular systems due to impaired activity of lysyl oxidase. (a) True (b) False...
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- Spring '08
- Copper deficiency, Male laboratory rats, severe copper deficiency