What are muscles made of?
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a. fibers
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b. white blood cells
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c. ligaments
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d. blood vessels
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Which of these is likely to be the best source of valid health information?

According to naeyc, are the youngest age group that may be out of the hearing range of supervising teachers for short periods of time. preschoolers infants kindergarteners toddlers

Is tea good for you? if so what type of tea is good for you? and how much should i drink before it is a threat to my health?