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27-10-2020
Biology

contestada

1. I know that a controlled experiment only tests one ___________________________ at once.
•dependent variable

• independent variable

• test subject

• constant

2. I know that the _ is used as a comparison.

•dependent variable

• independent variable

•experimental group

•control group

Respuesta :

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27-10-2020

Answer:

1. ) A controlled experiment only tests one Independent variable at once.

2.) I know that the control group is used as a comparison.

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