11 The cloning vectors used for human gene therapy are mainl

11. The cloning vectors used for human gene therapy are mainly based on _________.

A. bacterial viruses (i.e. phages)

b.animal viruses

c.plasmids

d. BACs

e.YACs

Solution

Answers : The correct answer is B (Animal viruses)

Supplementary information : The introduction of DNA into the cells of live animals in order to treat disease. Viral gene-delivery vectors are favoured for therapeutic applications because of their efficiency. Commonly used viral vectors used for gene therapy includes,  adenovirus, herpes simplex and adeno-associated virus.