Molecular biology is a definite branch of biology which deals with the study of the molecular basis of biological activity, including the structure and function of DNA, RNA, and proteins. It is a rapidly growing field that has revolutionized our understanding of genetics, cell biology, and biochemistry.

Transcriptional unit and mechanism of transcription in prokaryotes
Transcription The process of formation of RNA (Ribonucleic Acid) from DNA (Deoxyribonucleic Acid) is called transcription. Transcriptional Unit A transcriptional unit is a sequence of specific nucleotides […]