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Author Question: Beta-carotene is a precursor of A) retinol. B) ascorbic acid. C) zeaxanthin. D) ... (Read 51 times)

maegan_martin

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on: Aug 20, 2018
Beta-carotene is a precursor of
 
  A) retinol. B) ascorbic acid.
  C) zeaxanthin. D) alpha-tocopherol.

Question 2

To what does Retinol Activity Equivalents (RAE) refer?
 
  A) the RDA for beta-carotene
  B) how much vitamin A is available after it has been converted from beta-carotene
  C) visual acuity
  D) the RDA for vitamin A


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cascooper22

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Reply #1 on: Aug 20, 2018
Answer to Question 1

A

Answer to Question 2

B


maegan_martin

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Reply #2 on: Aug 20, 2018
TY


cascooper22

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Reply #3 on: Aug 20, 2018
You're welcome


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