Question
Biology Question on biotechnology
In recombinant DNA methods, the term vector refers to
A
the enzyme that cuts DNA into restriction fragments
B
the sticky ends of a DNA fragment
C
a EFLP marker
D
a plasmid
Answer
a plasmid
Explanation
Solution
The DNA used as a carrier for trans ferring a fragment of foreign DNA into a suitable host is called vehicle DNA or cloning vector or gene carrier. Plastid, an organelle present in plant 'cell cannot be employed as a cloning vector.