Identify the desirable characteristics for a plasmid used in rDNA technology from the following
(a) Ability to multiply and express outside the host in a bioreactor
(b) A highly active promoter
(c) A site at which replication can be initiated
(d) One or more identifiable marker genes
(e) One or more unique restriction sites

Options

A. a, c and e only
B. b, c and e only
C. a, c,d and e only
D. b,c,d and e only

Answer

D