Question

Define vectors.write a nameof vector that spreads disease in human beings .explain how it spreads

Answer 1

Vectors are organisms which carry and transmit disease causing microbes. For example, when a female aedes mosquito bites a dengue infected person and then a healthy person, the dengue virus gets transferred to the healthy person and causes dengue.

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Answer 2

Vectors are those organisms which transmit the disease from one person to another without the vector being affected.
Malaria is spread from one person to another by a mosquito vector called Plasmodium vivax by injecting the vector's saliva into the blood stream of man.
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