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Cloning vector MCQ with answers
A cloning vector is a small piece of DNA that can be kept stable in an organism and into which a foreign DNA fragment can be inserted for cloning. The cloning vector could be DNA from a virus, a cell from a higher organism, or a bacterium’s plasmid.
Cloning Vectors MCQs
1. Maximum size of foreign DNA that can be inserted into a replacement vector is
a. 25-30 kb
b. 18-20 kb
c. 20-25 kb
d. 40-50 kb
2. pBR 322 has/have which of the following selection marker(s)?
a. Ampr
b. Tetr
c. Both (a) and (b)
d. Kanr
3. Difference between λ gt 10 and λ gt 11 vectors is that