class 12 notes
Class 12 Biology Notes Chapter 1 (Reproduction in Organisms) – Examplar Problems Book
Detailed Notes with MCQs of Chapter 1: Reproduction in Organisms from your NCERT Exemplar. This chapter lays the foundation for understanding how life perpetuates itself, a crucial topic for many competitive exams. Chapter 1: Reproduction in Organisms - Detailed Notes 1. Life Span: * Definition: The period from birth to the