anonymous
  • anonymous
When carrying out many of the tests for biological molecules, water is one of the substances tested. Why is this? Answer water will serve as a positive control for the test water causes a positive reaction with every test water helps limit changes in pH while the reaction occurs water supplies oxygen needed in all of the reactions water will serve as a negative control for the test
Mathematics
  • Stacey Warren - Expert brainly.com
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katieb
  • katieb
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anonymous
  • anonymous
You should ask this question in the bio group
IsTim
  • IsTim
I agree with Clark Kent there.
IsTim
  • IsTim
You know how to do that?

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IsTim
  • IsTim
Huh. I don't think I know this subject material properly. My information comes from opinion.
IsTim
  • IsTim
I do not understand what it means by positive and negative control and reaction. Do you know what it means?

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