Question

PLZ HURRY 50 POINTS!!! What is the first step in producing a vaccine against an infectious disease?

A inactivating the disease agent
B testing for vaccine side effects
C finding and isolating the disease agent
D isolating antigens

Answer 1

Answer: C. finding and isolating the disease agent

Step-by-step explanation:

Answer 2

Answer: finding and isolating the disease agent

Explanation: :)