You are presented with the question "Changing the structure of a chromosome can be what to an organsim?" and the following answer choices: 
- massive damage
 - mechanical
 - beneficial
 - harm them
 - negative
 - dangerous
 - homogenous
 - Damages them

Now knowing that mutations may change the structure of a chromosome or just change a single nucleotide and most mutations are beneficial to the organism, choose the best answer.


 

   beneficial      