Biology, 28.12.2019 02:31 lizycacer863

Ascientist testing the effects of a chemical on apple yield sprays an orchard with the chemical. a second orchard does not receive the chemical. in the fall, the number of apples harvested from each forest is counted. which of the following is the independent variable in the experiment? a) the chemical
b) the number of apples
c) the first orchard
d) the second orchard

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Ascientist testing the effects of a chemical on apple yield sprays an orchard with the chemical. a s...