The DNA strands are held together by hydrogen bonds between complimentary base pairs.
A double helix is often referred to as a "twisted ladder." It consists of two spirals bound together.
Nucleotides which formed double helix.
Hydrogen bonds
helix
Double helix
nucleotides!
In the DNA. The term "double helix" refers to the structure of DNA.
One could find information on the double helix in science books, more specifically biology. The term double helix is in reference to the DNA molecules one has.
Two single chains bond together. The bonded chains twist together to form a double helix.
Generally hydrogen bonds between the different base pairs holds the double helix together.
The double helix
Hydrogen bonds that form between the nitrogenous bases hold the double helix together.