Consider the following statements about mRNA vaccines:
1. They carry instructions that enable the recipient's cells to produce a harmless antigen.
2. The vaccine mRNA is integrated permanently into the host cell's genome.
3. The immune response is generated against the antigen produced by the host's own cells.
Which of the statements given above is/are correct?
- A1 and 2 only
- B2 only
- C1 and 3 only
- D1, 2 and 3
Correct answer: C