Answer: Nitrogenous Bases
Step-by-step explanation:
The deoxy ribonucleic acid is made of nitrogenous bases, phosphate and deoxy ribose sugar.
The nitrogenous bases in the DNA determines the traits of the individuals which is carried from one generation to another.
These bases determines the type of protein which is produced. The A, T, G, C combines and forms triplet code and based on that protein synthesis takes place which decides the trait of the person.