Amino acids can be identified by using the staining agent:

ninhydrin

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sulphuric acid

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ethydium bromide

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coomassie brilliant blue

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Solution

The correct option is D coomassie brilliant blue
Coomassie brilliant blue:-Coomassie blue dyes are a family of dyes commonly used to stain proteins in SDS-page gels. The gels are soaked in dye, and excess stain is then eluted with a solvent ("destaining"). This treatment allows the visualization of proteins as blue bands on a clear background.

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Name two other acids other than sulphuric acid, which can be prepared by using sulphuric acid.

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