Topic: Immunity
AIM: How does our body
become immune?
Active Immunity
• When your body makes antibodies in
response to a pathogen.
• Examples?
1. When you get sick
2. Vaccines
Passive Immunity
When your body receives antibodies from
another source.
Examples?
1. Antibiotics
2. Maternal Immunity (Mother to newborn)
3. Blood Transfusion
• Video Clips for Biology!
Vaccines
An injection of a dead or weakened virus
that causes your body to produce or make
Antibodies.
Is a vaccine a cure for something you already have?
When do you have to get a vaccine for it to be
effective?