Class 12 · BiologyBiology
NCERT Class 12 Biology Chapter 4 PDF Download — Principles of Inheritance and Variation
Download Chapter 4, Principles of Inheritance and Variation, from the NCERT Class 12 Biology textbook Biology. The file opens directly from NCERT's official website, so you always get the current print — free, and with no sign-up.
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Table of contents
All 13 chapters in this book
Jump to any chapter — each one has its own free PDF.
- 1Sexual Reproduction in Flowering Plants35.1 MB
- 2Human Reproduction61.5 MB
- 3Reproductive Health1.2 MB
- 4Principles of Inheritance and Variation18.3 MB
- 5Molecular Basis of Inheritance3.9 MB
- 6Evolution12.1 MB
- 7Human Health and Disease4.3 MB
- 8Microbes in Human Welfare12.3 MB
- 9Biotechnology : Principles and Processes3.0 MB
- 10Biotechnology and its Applications1.4 MB
- 11Organisms and Populations1.5 MB
- 12Ecosystem2.3 MB
- 13Biodiversity and Conservation2.2 MB
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