NEET 2018 Biology question

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

(1) phage
(2)Ti plasmid
(3)RetrovirusCorrect
(4)pBR 322

Answer: (3)

Solution

Retroviruses can integrate their genome into host-cell DNA, so disarmed retroviruses are used as vectors to carry a functional gene into human lymphocytes (e.g. in gene therapy for ADA deficiency, where lymphocytes are

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Question ID VK-092292