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With reference to recent developments regarding “Recombinant Vector Vaccines”, consider the following statements: 1. Genetic engineering is applied in the development of these vaccines. 2. Bacteria and viruses are used as vectors. Which of the statements given above is/are correct?

UPSC · 2021 · Environment & Science & Tech
Question:
With reference to recent developments regarding “Recombinant Vector Vaccines”, consider the following statements: 1. Genetic engineering is applied in the development of these vaccines. 2. Bacteria and viruses are used as vectors. Which of the statements given above is/are correct?

Options

1 only
2 only
Both 1 and 2
Neither 1 nor 2
Answer: Both 1 and 2

Explanation:
Recombinant vector vaccines use genetically engineered bacteria or viruses to deliver antigens that trigger an immune response. Examples include vaccines for Ebola and COVID-19.

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