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Nuetrik [128]
1 year ago
14

Is a type of disease caused by a single factor or has single cause​

Biology
1 answer:
ludmilkaskok [199]1 year ago
7 0

Answer:

HIV/AIDS

HIV is a disease in the blood

nothing else

it is majorly caused through unprotected sex

there are other factors tho.

But it can be transmitted in blood transfusion

it is in the blood cells

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