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Tom [10]
3 years ago
10

While using Biuret reagent, you test not only the mystery food sample, but also gelatin and water. Which solution acts as a posi

tive control?
Biology
2 answers:
Otrada [13]3 years ago
8 0
The answer is gelatin. Correct me if im wrong.. Since gelatin consist of the elements Carbon, Hydrogen, Nitrogen and Oxygen. (same as the protein elements.) [biuret test is used to test the presence of amino acids]
babunello [35]3 years ago
5 0

Answer:

gelatin

Explanation:

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When talking about a phenocopy, we are referring to individuals who genotypically should be expressing a determined phenotype, but due to environmental influence, they express another phenotype. This is a non-inheritable phenotype, so it is not considered a mutation.

If we grow thy flies feeding them another type of food that does not include silver salts, and let them mate and reproduce, they will express the real phenotype, because they will not be influenced by the food. In the following generation, there will be dark individuals carrying the dominant allele, and yellow individuals, with the recessive genotype.

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