Kappa particles are present in

Mirabilis jalapa

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Zea mays

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Limnaea peregra

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Paramecium aurelia

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Solution

The correct option is D Paramecium aurelia
In 1938, T.M. Sonneborn reported that some strains of Paramecium aurelia contain kappa particles in the cytoplasm and are known as “Killers “. Kappa particles are about 2 μ x in diameter and contain DNA and protein.
So, the correct answer is 'Paramecium aurelia'.

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