UPSC Previous Year Question | Prelims GS | 2019

'RNA interference (RNAi)' technology has gained popularity in the last few years. Why? 1. It is used in developing gene silencing therapies. 2. It can be used in developing therapies for the treatment of cancer. 3. It can be used to develop hormone replacement therapies. 4. It can be used to produce crop plants that are resistant to viral pathogens. Select the correct answer using the code given below.

  1. 1, 2 and 4
  2. 2 and 3
  3. 1 and 3
  4. 1 and 4 only

Answer

Correct Answer

1, 2 and 4

Explanation

RNAi silences specific genes and is used for gene-silencing therapies, cancer therapy research and developing virus-resistant crops. It is not used to develop hormone replacement therapies.

Topics: biotechnology, gene technologies, rna interference (rnai), science and technology