Avatar for Sourav Pan

Sourav Pan

Founder of Biology Notes Online, Biology & Microbiology Educator, M.Sc. in Microbiology
Expertise
Microbiology, Immunology, Cell Biology, Molecular Biology, Genetics, Biotechnology, Biochemistry, Botany, Zoology
Education
University of Calcutta
Profile Last Updated: August 10, 2026

Sourav Pan is the founder and sole author of Biology Notes Online. He holds a Bachelor of Science (B.Sc.) degree and an M.Sc. in Microbiology from the University of Calcutta. He creates educational resources covering microbiology, immunology, biotechnology, genetics, cell biology, botany, zoology, and other life-science subjects.

His goal is to make complex biological concepts easier to understand through well-structured, student-friendly articles based on academic textbooks, peer-reviewed research, and authoritative scientific sources. In addition to writing new content, he regularly reviews and updates articles to improve their accuracy, clarity, and educational value.

Endonuclease vs Exonuclease – Key Differences

Endonuclease vs Exonuclease - Definition, 22 Differences, Examples

Definition of Endonuclease Mechanism of Endonuclease The mechanism of endonuclease involves the cleavage of the phosphodiester bond within the polynucleotide chain. Here is an overview of the mechanism: The mechanism of endonuclease activity plays a crucial role in DNA repair processes, as it specifically targets and removes mismatched or damaged nucleotides within the DNA molecule. … Read more