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Questions and Answers
Which of the following is true about vitamin A?
Which of the following is true about vitamin A?
- Vitamin A is not essential for embryo development.
- Vitamin A is a water-soluble vitamin.
- Vitamin A is found only in animal-sourced foods.
- Vitamin A is necessary for both low-light and color vision. (correct)
Which of the following is a function of vitamin A?
Which of the following is a function of vitamin A?
- Maintenance of the skeletal system
- Production of red blood cells
- Regulation of blood sugar levels
- Maintenance of the immune system (correct)
What are the principal forms of vitamin A found in foods?
What are the principal forms of vitamin A found in foods?
- Alpha-carotene and gamma-carotene
- Beta-carotene and beta-cryptoxanthin (correct)
- Retinol and retinal
- Retinoic acid and provitamin A
What is the role of vitamin A in vision?
What is the role of vitamin A in vision?
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Which of the following is a provitamin A carotenoid?
Which of the following is a provitamin A carotenoid?
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