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  2. Topic
    Nutrition
  3. Study Set
    Visualizing Nutrition
  4. Exam
    Exam 7: Vitamins
  5. Question
    Cells That Are Deficient in Vitamin a Become Hard and Dry
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Cells That Are Deficient in Vitamin a Become Hard and Dry

Question 74

Question 74

Multiple Choice

Cells that are deficient in vitamin A become hard and dry because they produce _______, a protein.


A) retinal
B) opsin
C) keratin
D) xerophthin

Correct Answer:

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