The answer would be NUCLEIC ACIDS .
There are four macro-molecules of life:
Carbohydrates - they are organic compounds and come in the form of monosaccharides, used for short-intermediate-term energy storage.
Nucleic Acids - includes DNA and RNA. They contain the genetic instructions used in the function and development of all living things.
Lipids - It is also used for energy storage.
Proteins - composed of amino acid polymers used in maintaining bones, blood, organs and the like.