Question

What is a vector of disease

Answer 1

In epidemiology, a disease vector is any agent that carries and transmits an infectious pathogen into another living organism; most agents regarded as vectors are organisms, such as intermediate parasites or microbes, but it could be an inanimate medium of infection such as dust particles

Answer 2

Vector is basically a carrier of germs/pathogens. For example mosquitoes and houseflies

.