DNA Topology class 1: Topoisomerase

Role of Topoisomerase I and Topoisomerase¬†II in DNA topology   Topoisomerase is a class of enzyme which helps in winding and unwinding of DNA. Three…

Extrachromosomal inheritance class 2: organelle DNA

Introduction to chloroplast and mitochondrial DNA   Organelle DNA Cytoplasmic DNA is present in membrane-bounded organelles inside the cell. Chloroplast and mitochondria are most common…

Extrachromosomal inheritance class 1: Introduction to maternal inheritance

Influence of maternal side on the inheritance of characters Nuclear DNA is the basis for inheritance of almost all type of phenotype of ours. It…