What are the carotenoids that can be converted in the body to vitamin A called?
A) Preretinoid A
B) Preformed vitamin A
C) Provitamin A
D) Proactive A
Correct Answer:
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Q6: Rhodopsin is made of the protein opsin
Q8: Which of the following is a water-soluble
Q9: In addition to lycopene, lutein, and astaxanthin,
Q9: Where are fat-soluble vitamins generally absorbed?
A)Stomach
B)Small intestine
C)Large
Q10: _ must be present for fat-soluble vitamins
Q12: What unit is used to measure the
Q13: Which of the following is a source
Q14: What vitamin name is now given to
Q15: Why is a low-fat diet likely to
Q16: What is vitamin A attached to in
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