Chapter 19 Growth And Development_ Biology 12th Class Punjab Video Lectures
Biology English Medium Book
- +19.1 Growth and Development in Plants
- +19.1.1 Apical Meristems
- +19.1.2 Intercalary Meristems
- +19.1.3 Lateral Meristems
- +19.1.4 Types of Growth
- +19.1.5 Conditions of Growth
- +19.1.6 External Factors
- +19.1.7 Internal Factors
- +19.1.8 Differentiation
- +19.1.9 Growth Correlations
- +19.2 Growth and Development in Animals
- +19.2.1 Development of Chick
- +19.2.2 Fertilization and Incubation
- +19.2.3 Cleavage
- +19.2.4 Morulla
- +19.2.5 Blastulla
- +19.2.6 Gastrulation
- +19.2.7 Notochord and Mesoderm Formation
- +19.2.8 Neurulation
- +19.2.9 Mechanisms of Development
- +19.2.10 Role of Cytoplasm in Development
- +19.2.11 Role of Nucleus in Development
- +19.2.12 Concept of Differentiation
- +19.2.13 Embryonic Induction
- +19.3 Aging
- +19.4 Regenration
- +19.5 Abnormal Development
Biology
12th Class Online Classes 2026
Updated on: 17-05-2026
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