NCERT Solutions for Class 12 Biology Chapter 5 Principles of Inheritance and Variation

Principles of Inheritance and Variation is categorized under Unit – Genetics and Evolution. Inheritance is the process by which characters are passed on from parent to progeny. It is the basis of heredity. Variation is the degree by which progeny differ from their parents. Variation may be in terms of morphology, physiology, cytology and behaviouristic traits of individual belonging to same species.