Teaching BPSC 4.0 बिहार उच्च माध्यमिक शिक्षक भर्ती (PGT) Mock Test General Science Biology Biotechnology
Read the following and choose the correct about plasmids.
a)It is extrachromosomal, circular DNA
b)It provides antibiotic resistance to an organism.
c)It is used as a vector.
1
(a) only
2
(b) only
3
(c) only
4
More than one of the above
5
None of the above