Question

What do you mean by carries? How they spread diseases? ?

Answer 1

Answer:

Disease Carriers could refer to:

a person or organism infected with an infectious disease agent, but displays no symptoms. . . .

disease carriers spread disease by the following:

These diseases r spread by house flies and insects, when they sit on an infected person to suck their blood they carry the infectious blood and again sit on another person and thus spread the disease . . .

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