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West Nile virus was identified in the Western Hemisphere during the summer of 1999 and was associated with human, equine, and avian deaths. This virus is acquired by:

Respuesta :

umerpharmacist97

Answer:

Mosquito

Explanation:

The wide nature of the Culex species of mosquitoes, vertical transmission of the virus from infected female mosquitoes to their offspring, overwintering of the virus in mosquitoes, and infection of and subsequent transmission of the virus by migratory bird species have all played a role in the emergence of the virus.

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