Biology, 15.12.2021 16:10 uwunuzzles
A student designs an investigation to evaluate the effect of water acidity on the
growth rate of potted spruce trees. What should be the independent variable in
the student's investigation?
Answers: 3
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Most animal cells membranes have proteins that pump ions out of the cell and potassium ions into the cell
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Which of the following human activities resulted in the growth of the north american deer population?
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A student designs an investigation to evaluate the effect of water acidity on the
growth rate of p...
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