Would you recommend ?-carotene supplementation to a smoker to decrease the risk of lung cancer??

A) ?Yes-?-carotene can quench singlet oxygen.
B) ?Yes-smoking increases free radical formation; ?-carotene can decrease free radicals.
C) ?No-?-carotene supplements may be harmful to smokers and their use is not advised for the general public.
D) ?No-?-carotene supplements can cause vitamin A toxicity and liver cirrhosis.


C

Nutritional Science

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Characteristics of type 2 diabetes include all of the following EXCEPT

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Because of a condition known as atrophic gastritis, older adults sometimes need to be given

periodic injections of B12. Indicate whether the statement is true or false

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Which of the following is not true of water soluble vitamins?

a. absorbed with most other nutrients b. transported via lipoproteins c. many serve as coenzymes d. no great risk of toxicities

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