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Tanzania [10]
2 years ago
7

HELP ASAP

Biology
1 answer:
kodGreya [7K]2 years ago
8 0

A seems most likely, check with others if u have the time

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Answer:

The two main variables in an experiment are the independent and dependent variable. An independent variable is the variable that is changed or controlled in a scientific experiment to test the effects on the dependent variable. A dependent variable is the variable being tested and measured in a scientific experiment.

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