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

Fact 2: Genes are carried on the chromosomes.

Given the two facts above, answer the question "where are genes carried?" with the following options: 
- the environment
 - Most plants
 - plant reproduction
 - Veins and arteries.
 - Earth orbiting the Sun
 - the body's largest organ
 - Leeuwenhoek
 - coiled structures


 

        coiled structures 