DNA is a double-stranded
molecule twisted into a helix
Each spiraling strand, is comprised of a sugar-phosphate backbone and
attached bases.
o Complementary strands are connected by non-covalent hydrogen bonding
between paired bases, adenin (A) with thymine (T) and guanine (G) with cytosine)
- Pyrimidine: T,C
- Purine: A, G
No comments:
Post a Comment