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    Question

    Which chemical is employed to differentiate between live

    and dead nematodes ?
    A New Blue Correct Answer Incorrect Answer
    B New Red Correct Answer Incorrect Answer
    C Methyl blue Correct Answer Incorrect Answer
    D Silver nitrate Correct Answer Incorrect Answer

    Solution

    New Blue is a chemical stain that is commonly used to differentiate between live and dead nematodes. It is often employed in nematology laboratories to assess the viability and activity of nematodes. When applied, New Blue stains the living nematodes, making them easily distinguishable from dead ones. This staining technique is useful for various studies and experiments related to nematode biology and behavior.

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