Civil Services Prep

Prelims 2021 · Science and Technology · Question 65

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

  1. 1 only
  2. 2 only
  3. Both 1 and 2
  4. Neither 1 nor 2

Answer

Both 1 and 2

Statement 1: Correct. Recombinant vector vaccines are made using genetic engineering, where a gene coding for an antigen is inserted into another organism/vector.

Statement 2: Correct. In such vaccines, viruses and sometimes bacteria/other microbes can act as vectors to deliver the antigen-producing genetic material.

Answer: Since both statements are correct, the correct option is (c) Both 1 and 2.

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