1.

How are retinol and beta carotine absorbed and further used up by our body?​

Answer»

The breakdown of beta-carotene occurs in the WALLS of the small INTESTINE (intestinal MUCOSA) and is catalyzed by the enzyme β-carotene dioxygenase to form RETINAL. Reduction Reaction: The retinal reduced to RETINOL by retinaldehyde reductase in the intestines.



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