alleryWhat does a negative control sample contain in a protein assay?
AExtra protein only
BA known protein dilution
COnly pure water added
DAll reagents, no protein
Answer & Solution
Correct answer: D. All reagents, no protein
1. A negative control should show the result when the tested substance is absent.
2. So it contains all the reagents but no protein.
3. Samples with known protein dilutions are positive controls.
_Source: Wikipedia, Experiment, Controlled experiments_
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