If the building blocks of DNA bind together to form a chain called a polynucleotide, then what do the building blocks of DNA bind together to form?

Answer choices:
- A compound that donates proton
 - colors of the spectrum
 - Electrical energy
 - chain called a polynucleotide
 - Something with exactly eight protons
 - Something that makes plants green
 - Something with a head, thorax, and abdomen
 - biological diversity

 

    chain called a polynucleotide      