They control the ability of DNA to replicate, express itself, and repair itself. These genes also control protein synthesis and much of an organism's central metabolism.
Genes are the main topic of genetics, thet are in a human's chromosomes, which are in your DNA. Genes are something that you can get from each parent or one parent individually. Genes main function is to figure out your traits, e.g blue eyes or blonde hair.
Carbon, oxygen, & hydrogen may all be elements found in ethanol, but when separated, they have completely different chemical compounds. They are pure elements where as ethanol is a mixture.
