Fact 1: Chromosomes are coiled structures made of DNA and proteins.

Fact 2: DNA is an abbreviation for deoxyribonucleic acid.

Given the two facts above, answer the question "Chromosomes are what made of deoxyribonucleic acid and proteins?" with the following options: 
- Something to move
 - the body's largest organ
 - they bend
 - allow growth
 - competing for resources
 - objects that have mass
 - coiled structures
 - more abundant


 

       coiled structures  