Question
Differentiate between vaccination and immunisation. Describe the two types of vaccines with suitable examples?
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Answer
Vaccination means administration of any vaccine while immunisation is the process by which the body produces antibodies against the vaccine.
Generally vaccines are of two types:
- Attenuated Vaccines: They are prepared from live organisms (generally pathogen is made weak to make it non-virulent).
Examples: BCG and influenza vaccine.
- Killed Vaccines: They are prepared by killing the pathogenic organisms by heat or UV rays.
Examples: Polio and Rabies vaccines.
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