Principles of Inheritance Part 4 | Chromosomal Theory, Linkage & Recombination | NEET Genetics
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Загружено: 2026-02-27
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Welcome to Principles of Inheritance & Variation – Part 4 (Deep Dive Series)!
In this chapter, we explore the crucial concepts of the Chromosomal Theory of Inheritance, Linkage, and Recombination, with complete NCERT-based clarity.
This lecture includes the legendary work of
✔ Walter Sutton
✔ Theodor Boveri
✔ Thomas Hunt Morgan
✔ Alfred Sturtevant
Perfect for NEET 2025/2026 students who want a strong command over Genetics.
What’s Covered in This Lecture:
🔹 Chromosomal Theory of Inheritance
• Sutton–Boveri concept
• Chromosomes carry genes
• Parallel behaviour of genes & chromosomes
• NCERT key lines
🔹 Linkage
• Morgan’s experiments on Drosophila
• Complete vs Incomplete Linkage
• Why linked genes do NOT assort independently
• Coupling & Repulsion explanation (NCERT logic)
• Linkage groups — meaning + examples
🔹 Recombination
• What is recombination & when it happens
• Crossing over explanation
• Recombination frequency
• Why Morgan observed less recombination
#neet2026 #neet #class12biology #genetics #principlesofinheritance #biology #chromosomaltheory
#linkageandrecombination #thmorgon
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