Question

explain by giving three examples non portal specificity of infectious disease​

Answer 1

Answer:

Explanation:

Asthma, diabetes, stroke, cancer, chronic obstructed pulmonary disease and cystic fibrosis are examples of non-infectious diseases, which are commonly known as non-communicable diseases or NCDs.

how it is speard?

When a co-worker shows up to work sick and a few days later everyone else is sick, you surely know who to blame. But not every disease can be caught from someone else. Diseases that are not contagious are called non-infectious or non-communicable diseases because they can't be spread from one person to another. So there's no vector for them to move from one host to another, no virus, no bacteria, no pathogen