Vitamin D
A) stimulates calcium and phosphate uptake in the small intestine.
B) is formed from a precursor molecule that is made when skin is exposed to ultraviolet light.
C) is formed from a precursor molecule that is modified in the liver and kidneys.
D) may be required in the diet if a person is exposed to very little ultraviolet light.
E) has all of these properties.
Correct Answer:
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Q9: Hair color
A) is determined by the varying
Q10: Which of the following statements is FALSE?
A)
Q11: Racial variations in skin color are determined
Q12: Melanin
A) is a pigment produced by cells
Q13: Which of the following conditions is incorrectly
Q15: A hair is formed or made by
Q16: The hypodermis
A) is also called subcutaneous tissue.
B)
Q17: A burn is an injury to a
Q18: One type of experimental contraceptive device is
Q19: The stratum corneum of the epidermis
A) consists
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