NEET Solved Paper 2014 Question 39

Question: Which vector can clone only a small fragment of DNA? [AIPMT 2014]

Options:

A) Bacterial artificial chromosome

B) Yeast artificial chromosome

C) Plasmid

D) Cosmid

Show Answer

Answer:

Correct Answer: C

Solution:

  • Plasmid is a small fragment of DNA (about 10 Kbp size) that is physically separate form and can replicate freely of chromosomal DNA within a cell. It can clone small DNA fragments. Cosmid-45 Kbp BAC-300-350 Kbp YAC-1 Mbp/1,000 Kbp-2,500 Kbp)