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What vitamin is required for calcium absorption in the small intestine?
Q48: The genetic condition _ causes decreased absorption
Q74: To improve cardiovascular fitness, _ workout sessions
Q83: More than _% of the iron in
Q100: What is osteoporosis, and how does it
Q128: Which of the following is an example
Q152: Apart from their provitamin A activity, carotenoids
Q161: A program that provides canned, boxed, and
Q164: What percentage of the kcalories in human
Q175: All of the following are associated with
Q191: What stimulates the production of the active