Teaching BPSC 4.0 बिहार उच्च माध्यमिक शिक्षक भर्ती (PGT) Mock Test General Science Biology Genetics and Evolution
An enzyme catalysing the removal of nucleotides from the ends of DNA is:
1
Gyrase
2
Exonuclease
3
Helicase
4
More than one of the above
5
None of the above