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Georgia [21]
3 years ago
9

What is the purpose of having a positive and a negative control?

Biology
1 answer:
erica [24]3 years ago
5 0

Answer:

The positive control should give a large amount of enzyme activity, while the negative control should give very low to no activity. If the positive control does not produce the expected result, there may be something wrong with the experimental procedure, and the experiment is repeated.

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