Answer: \(\boxed{\text{Attenuated pathogens}}\)
Explanation:
The immune system can be supported in two major ways:
Antivenom injection:
Polio drops (Oral Polio Vaccine – OPV):
Conclusion:
\(\text{Polio drops contain } \boxed{\text{attenuated pathogens}}\), while antivenom injections contain preformed antibodies.

Study the chemical structure of an addictive drug shown below and answer the questions that follow.
Given below are two statements:
Statement I: Transfer RNAs and ribosomal RNA do not interact with mRNA.
Statement II: RNA interference (RNAi) takes place in all eukaryotic organisms as a method of cellular defence.
In the light of the above statements, choose the most appropriate answer from the options given below:
Health is described as a state of complete physical, mental and social well-being.
The disease is a circumstance where malfunctioning of the body organs occurs leading to uneasiness and discomfort.


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