Answer: NCOV was first identified in Wuhan city , China. it is probably emerged from an animal source.
Explanation:
Hello! You can increase your awareness of hereditary diseases by educating yourself on different diseases. It never hurts to search the internet for credible sources about these kinds of diseases, the symptoms of them, and how they are treated. Knowing about them can help you understand why others get those diseases and how they continue to live happy, productive, normal lives.
Answer:
The skin
Digestive tract
Vagina
Mucous membrane
Explanation:
The skin prevents microbes from entering the body
Digestive tract e.g. stomach acid is a natural defence mechanism
The vagina is acidic and this prevents harmful bacteria from growing with it's own flora.
Mucous membranes e.g. lining of the mouth, nose, eyelids are all defense mechanisms.