Which of the Following Describes an Association of Vitamin a and Vision

question 29

Multiple Choice

Which of the following describes an association of vitamin A and vision?

• A)Retinoic acid is the form required for synthesis of retinoblasts
• B)Light causes retinal to shift from a cis to a trans configuration
• C)Retinol is the form bound to beta-carotene in the corneal membrane
• D)Pigment molecules in the retina are composed of a molecule of vitamin A bound to an omega-3 fatty acid

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