Fact 1: Many nucleotides bind together to form a chain called a polynucleotide.

Fact 2: RNA like DNA is a polynucleotide.

Given the two facts above, answer the question "DNA is formed when many what bind together? " with the following options: 
- they bend
 - strong
 - bioaerosols
 - electrically
 - interact
 - nucleotides
 - parasites
 - Chemical energy


 

      nucleotides   