TB is highly contagious and can be transmitted from an infected person to an uninfected person, mainly when a person with TB coughs, sneezes, speaks, or even sings (known as airborne transmission or airborne disease). Other people who breathe in the aerosolized bacteria can become infected.
I am pretty sure the answer is yes, they do.
Answer:
they inject people with small amounts of deadly viruses to get us immune to it so its harder for the body to get sick. like the flu shot it basically kind of has the flu in it and when you get injected with it the body gets immune to it so its harder for you to get sick with the flu because your bodies already immune to that virus hopefully this helped
Explanation:
The answer is develop skills
