What type of bonds holds the two strands of DNA together and where are these bonds within the double helix structure? covalent bonds; between the nucleotide bases 2.ionic bonds; scientists have not discovered where these are in the DNA helix 3.hydrogen bonds, between the sugar and phosphate groups 4 hydrogen bonds; between the nucleotide bases covalent bonds; between the nucleotide bases 2.ionic bonds; scientists have not discovered where these are in the DNA helix 3.hydrogen bonds, between the sugar and phosphate groups 4 hydrogen bonds; between the nucleotide bases
What type of bonds holds the two strands of DNA together and where are these bonds within the double helix
structure?
- covalent bonds; between the nucleotide bases
2.ionic bonds; scientists have not discovered where these are in the DNA helix
3.hydrogen bonds, between the sugar and phosphate groups
4 hydrogen bonds; between the nucleotide bases