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Biology, 07.09.2020 03:01 nicole10perez
A scientist is conducting an experiment to test the effect of vitamin D on the growth of mice two groups of mice are raised and identical conditions and fed the same diet one group is given daily injections of vitamin D the other group is given daily injection of saline solution which is the control group in the experiment
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A scientist is conducting an experiment to test the effect of vitamin D on the growth of mice two gr...
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