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Author Question: Choose the ONE correct statement. A) Beta-carotene is hydrolyzed in the jejunum before it is ... (Read 29 times)

ashley

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on: Aug 21, 2018
Choose the ONE correct statement.
 A) Beta-carotene is hydrolyzed in the jejunum before it is absorbed.
  B) Retinol does not need to form a micelle to cross the USW.
  C) Beta-carotene dioxygenase activity occurs in the lumen of the ileum.
  D) Retinol must be reesterified to be carried in the chylomicron.

Question 2

What happens to retinal in the enterocyte?
 A) It is esterified.
  B) It is reduced to retinol.
  C) It is transported into the portal blood.
  D) 15, 15' dioxygenase acts to form beta-carotene.


fraziera112

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Reply #1 on: Aug 21, 2018
Answer to Question 1

D

Answer to Question 2

A


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ashley

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Reply #2 on: Aug 21, 2018
Thanks


fraziera112

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Reply #3 on: Aug 21, 2018
Welcome :)


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