Question

How effective is a vaccination given in a specific disease? Ans for class 9 Plz give ans fast

Answer 1

Vaccination is a highly effective method of preventing certain infectious diseases. ... and rapid development of dehydration. ... An oral vaccine consisting of killed whole-cell V. cholerae O1 in.

Answer 2

Answer:

.....

Explanation:

Vaccination has greatly reduced the burden of infectious diseases. Only clean water, also considered to be a basic human right, performs better.1 Paradoxically, a vociferous antivaccine lobby thrives today in spite of the undeniable success of vaccination programmes against formerly fearsome diseases that are now rare in developed countries