Passive immunization involves the administration of pre-formed antibodies. When polio drops are administered orally into the body,what do they contain?

  • A
    Pre-formed antibodies
  • B
    Gamma globulins
  • C
    Killed pathogens
  • D
    Attenuated (weakened) pathogens

Explore More

Similar Questions

Which of the following structures contains a mucosal lining?

If $Plasmodium$ sporozoites are injected into a dog,the dog will:

The first dose of Oral Polio Vaccine $(OPV)$ and Hepatitis-$B$ vaccine is given to a child at:

Epidemiology deals with the study of

Which of the following is a correct matching pair of the vector and the disease?

Vedclass Products

For Students

Vedclass Test Series

Mock tests in real JEE/NEET style with performance analysis. 5-day free trial.

Start Free Trial
For Teachers

Exam Paper Generator

Generate Set A/B/C/D exam papers from 7.5L+ questions in 2 minutes. 3 chapters free.

Try Free
For Institutes

Online Exam Module

Live online exams with unlimited students, 360° analytics & white-label branding.

See Demo