NEET 2018 · Class 12

Biotechnology and its Applications

Which of the following is commonly used as a vector for introducing a DNA fragment in human lymphocytes? [NEET 2018]

  1. (A)Retrovirus
  2. (B)Ti plasmid
  3. (C)pBR 322
  4. (D)λ phage

The NCERT line that answers it

Verbatim line

A functional ADA cDNA (using a retroviral vector) is then introduced into these lymphocytes, which are subsequently returned to the patient.

Chapter
Biotechnology and its Applications
Section
10.2.2 Gene Therapy
Page
5
Words matched
21 of 21

The answer appears as a continuous sentence in NCERT. This is that sentence.

How this line gives the answer

5, emb=0.6255, combined=0.5753). Verified: high — The span explicitly states that a retroviral vector is used to introduce functional ADA cDNA into human lymphocytes, which directly matches the MCQ's correct answer about using retrovirus as a vector for introducing DNA fragments into human lymphocytes.

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