mRNA vaccines work by

General Science · General Science and Current Events · Hard · Practice for UPSC CSE GS 1

mRNA vaccines work by

Instructing cells to make a protein that triggers immunity
Changing human DNA
Injecting a live virus
Killing bacteria directly

Answer and solution

Correct answer: A) Instructing cells to make a protein that triggers immunity

The mRNA is translated, then broken down.

Learn the method: General Science rules and worked examples · UPSC CSE GS 1 General Science and Current Events

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