Principles of Inheritance and Variation

Indian students preparing for the 2027 Class 12 board exams are being offered a complete one-shot revision of Chapter 5, 'Principles of Inheritance and Variation' (वंशागति और विविधता के सिद्धांत), taught by a teacher known as Nidhi Ma'am on Science. The lesson condenses the full genetics chapter into a single session, and the format is drawing strong engagement, with tens of thousands of likes already recorded from learners revising for board exams.