This powerpoint presentation was designed to accompany teachers as their teaching visual presentations or resources. This presentation was consist by the following topics:Genetic control of Protein:1. Components of DNA and RNA2. Nucleotides3. Nitrogenoues bases (Two types)4. Base Paring5. Structure of Nucleotides6. Rule in Base Paring7. Nature of the genetic material.8. Replication of DNA and Chromosome