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In a qualitative test for lipids, such as the Sudan IV stain, what does a positive result indicate about the sample?

A. The sample contains nucleic acids.
B. The sample contains high levels of proteins.
C. The sample contains complex carbohydrates.
D. The sample contains lipids.


Sagot :

Final answer:

A positive test result in a lipid qualitative test indicates the presence of lipids in the sample, demonstrating its composition.


Explanation:

A positive result in a qualitative test for lipids, such as the Sudan IV stain, indicates that the sample contains lipids. Lipids are organic compounds that are insoluble in water but soluble in nonpolar solvents.


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