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Describe why this is a controlled experiment. A. Only one variable is changed B. two variables are changed C. the plants grew tall in the control group D. the plants grew tall in the experiment
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Jan 23, 2021
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Describe why this is a controlled experiment.
A. Only one variable is changed
B. two variables are changed
C. the plants grew tall in the control group
D. the plants grew tall in the experiment
Biology
high-school
Vakio
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A Only one variable changed
Twalters
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Jan 27, 2021
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