Biology, 04.07.2019 19:00 cameronkoberste

In an experiment, dr. travis examined the effects of calcium intake on osteoporosis, a condition that causes an increased risk of bone fractures. the amount of calcium variable. the risk of bone . 1. a reliable an independent a dependent 2.can be changed by the participants can be changed by the researcher could change with calcium

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In an experiment, dr. travis examined the effects of calcium intake on osteoporosis, a condition tha...