to protect us from germs
Yes vaccine prevent human life as Vaccine are used to create immunity in the body to fight against germs which cause diseases. The best example of vaccination is smallpox vaccine which help in eludation of this disease completely from the earth
produce antibodies to help kill germs
A vaccine works by producing antibodies to immunize the body against the virus that vaccine is intended to protect against.
You protect food to keep germs and bacteria out.
Not specifically, but the HBV vaccine will protect against HDV.
germs
face mask is designed not to keep safe from the germs, it is usefull to not to attack to any body from us
A vaccination is weakened germs of a disease. When you get injected with these germs, your body build an immunity against it, so when you really get the disease, your body can fight it off.
No, the "pneumonia vaccine" is to protect against several types of pneumonia that are common and will not protect against the A-H1N1/09 virus. See related questions below.
The vaccination will very likely greatly reduce your risk of contracting and spreading polio.
They are like little soldiers they "fight" off the germs