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HT Histotechnician

Category - Staining

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Natural dyes are those obtained from plants and animals. Which of the following dyes does not come from these sources?

Hematoxylin
Orcein
Saffron
Aniline

Explanation

Answer: D - Aniline
Natural dyes are those obtained from plants and animals. Of the following dyes that do not come from these natural sources is Aniline. Synthetic dyes such as aniline are derived from the hydrocarbon benzene.

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