Fact 1: Mutations may change the structure of a chromosome or just change a single nucleotide.

Fact 2: Mutations are changes in genetic information.

Given the two facts above, answer the question "Alterations in genetic information may change a chromosome's structure or one" with the following options: 
- nitrogen
 - harm them
 - Plants growth
 - Damages them
 - spectrum
 - nuclear waste
 - nucelotide
 - nitrate


 

       nucelotide  