Basicly the vaccine is a sample of specific diseases such as flu, influenza, pneumonia and smallpox. When the vaccine is injected, the tiny amount will not give you the disease but it will encourage your inmune system to develop streght to fight that specific deases.
A vaccine works by producing antibodies to immunize the body against the virus that vaccine is intended to protect against.
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
The body reacts to a vaccine by producing antibodies to protect against the disease.
kills any pathogenic bacteria in your body
Depending on the vaccine, patients can have muscle soreness, inflamation, or a very light case of whatever the vaccine is made to protect the body from.
Active vaccination produces antibodies against the particular organism. These antibodies kill the invading pathogen and protect the body against the disease.
It doesn't matter how we get the vaccine into your body, it works as long as it gets in there. It causes your body to create special cells in your blood that protect you if that kind of infectious agent (e.g., virus) ever gets in your body again. Since the work is done by the immune system and the blood, it doesn't matter that the place the vaccine entered your body is far away from the place of the infection.
The human eye.
An example of active immunity is the oral polio vaccine because it's a live attenuated vaccine. It means that, weakened polio virus will be given to you so that your body can form antibodies from it and can fight the virus. If your body itself made the antibody from an antigen, it's an example of an active immunity.
THC is the active component in marijuana. It is found in the human body if that human has smoked or eaten marijuana.
The Skeletal system
Volvox is not a human pathogen.