Science task 68: A Tasmanian senior class applies the information to an ecology, health or regional-access investigation. In experiment 8, pH is varied while growth of mice is measured. Why include an untreated control?

Science task 68: A Tasmanian senior class applies the information to an ecology, health or regional-access investigation. In experiment 8, pH is varied while growth of mice is measured. Why include an untreated control?

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