Question

In-case of vaccination which among the options, works as the basis of it’s principle ?
a. The first time infection of a same disease is cured in less time than its second time infection
b. The same infectious disease takes same time to cure in its first & second time infection
c. the infection of a same disease for second time is cured more faster than its first time infection.
d. None of the above.

Answer 1

Answer:

a)The first time infection of a same disease is cured in less time than its second time infection