Synthetic biology is of two types which one using unnatural molecules to reproduce natural behavior and the other interchanges the parts from one system to another to ultimately assembled resulting in a unnatural function. Journal of Molecular Pharmaceutics & Organic Process Research, Journal of Developing Drugs, Journal of Cytology & Histology, Medicinal Chemistry, Natural Products Chemistry & Research, ACS Synthetic Biology, Journal of Synthetic Biology, Systems and Synthetic Biology - incl, International Journal of Systems and Synthetic Biology, synthetic biology-Journal of The Royal Society Interface.