- Attenuated whole agent vaccines are live but weakened vaccines like Measles.
- Inactivated whole agent vaccines use killed pathogens like Polio.
- Toxoids are inactivated toxins used as vaccines like Diphtheria.
- \(p^{53}\) protein is known as the guardian angel of the genome for its tumor suppressor role.
So, the correct match is:
{A - III, B - I, C - IV, D - II}