Biology, 28.09.2020 16:01 jbot9050

I'd love some help! In each trial, add an indicator to the mystery food sample. But also add the indicator to a known substance and water. Why is that important? Check all reasons.

A. To practice measuring volume using the graduated pipette correctly.

B. To match the mystery food sample to a definite positive result (gelatin, oil, etc.).

C. To match the mystery food sample to a definite negative result (water).

D. To increase the amount of data.

The test above showstest for the mystery food sample.
what is the blank?
A. Positive?
B. Negitave?
C. Iconclusive?

Thanks

Answers: 2

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I'd love some help! In each trial, add an indicator to the mystery food sample. But also add the in...