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xxMikexx [17]
3 years ago
12

Identify the positive and negative controls used in this experiment. explain how each of these controls are used, and why they a

re necessary to validate the experimental results
Biology
1 answer:
Gekata [30.6K]3 years ago
3 0
A positive control is when you test your experiment against something where you know what the effects will be, whereas a negative control would be when you test the experiment with something you know will have no effect.
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