Teaching BPSC 4.0 बिहार उच्च माध्यमिक शिक्षक भर्ती (PGT) Mock Test Biology Biochemistry Biomolecules
The fact that a purine base always pairs through hydrogen bonds with a pyrimidine base in the DNA double helix leads to:
1
the antiparallel nature
2
the semiconservative nature
3
uniform width throughout DNA
4
More than one of the above
5
None of the above