Biology, 18.07.2019 03:00 jaylan11brown
Give two reasons that older adults face a greater risk of vitamin d deficiency than younger people?
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What were the main components of earth’s earliest atmosphere? oxygen and ammonia hydrogen and helium oxygen and nitrogen hydrogen and nitrogen
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Which of the following is the source of energy for photosynthesis? a.) glucose b.) chlorophyll c.) carbon dioxide d.) sunlight
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Land conservation is a worldwide priority. there are several methods to prevent the loss of land due to a variety of reasons. which method is not a way to conserve land? a) sea walls b) rainwater harvesting c) limits on clear cuts of forests d) cut and burn methods of clearing land
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Give two reasons that older adults face a greater risk of vitamin d deficiency than younger people?...
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