Biology, 05.12.2019 05:31, kaylamcph7844

the rule for controls is that

a. controls are only necessary if you're not doing an experiment

b. everything should remain the same between experimental groups

c. there should be only one independent variable and one dependent variable

d. the only change we make between experimental groups is to the independent variable

Answers: 1

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the rule for controls is that

a. controls are only necessary if you're not doing an exp...