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Viruses are an example of ________(a) Obligate parasites(b) Facultative parasites(c) Commensalism(d) EctoparasitesThe question was asked in class test.This intriguing question comes from Biological Classification in division Biological Classification of Biology – Class 11

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Right OPTION is (a) Obligate parasites

For explanation I would say: VIRUSES are an example of obligate parasites. Viruses can’t perform any of their metabolic ACTIVITIES when they are outside a LIVING host. As SOON as they enter a living host they replicate and perform their metabolic activities. Therefore, they are an example of obligate parasites.



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