Griffith’s Experiment: The Transforming Principle Explained | Class 12 Biology Lec 4

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In this video, we discuss Griffith’s Experiment (1928) — the classic study that led to the discovery of the Transforming Principle in bacteria. This experiment is one of the foundations of molecular genetics and is very important for Class 12 Biology, NEET, and MDCAT students.
🔍 What you’ll learn in this lecture:
1: Introduction to Griffith’s Experiment
2: Streptococcus pneumoniae strains (Smooth vs Rough)
3: Step-by-step explanation of the experiment
4: Concept of bacterial transformation
5: Discovery of the Transforming Principle
Importance of Griffith’s findings in modern genetics
✨ This lecture is explained in a simple, exam-focused way so students can easily prepare for boards, NEET, and MDCAT.
👉 Don’t forget to watch related lectures on Molecular Genetics for complete preparation.
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