IMMUNOLOGY

MISCELLENOUS

VACCINATION

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Why do epidemics not occur as frequently now versus 100 years ago?
A
Immunizations/Vaccinations
B
New medicines
C
Better hygiene
D
None of the above
Explanation: 

Detailed explanation-1: -Vaccines can help protect against certain diseases by imitating an infection. This type of imitation infection, helps teach the immune system how to fight off a future infection.

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