Biotechnology- Principles and Processes Question 13
13. Which of the following is commonly used as a vector for introducing a DNA fragment in human lymphocytes?
[2018]
(a) Retrovirus
(b) Ti plasmid
(c) pBR 322
(d) $\lambda$ phage
Show Answer
Answer : a
Hints & Solutions
(a) Retrovirus is a type of RNA virus that inserts a copy of its genome into the DNA of a host cell that it invades, thus changing the genome of that cell. Retrovirus is commonly used as vector for introducing a DNA fragment in human lymphocyte.
