Biotechnology- Principles and Processes Question 24
24. Which vector can clone only a small fragment of DNA?
[2014]
(a) Bacterial artificial chromosome
(b) Yeast artificial chromosome
(c) Plasmid
(d) Cosmid
Show Answer
Answer : c
Hints & Solutions
(c) Plasmids are small extranuclear circular DNAs which carry extrachromosomal genes in bacteria and some fungi. They replicate independently. The best known vectors which are also available commercially are pBR322 and pUC-18.
