Mendal's Law of Segregation | 3:1 Ratio explained| FSc Part 2 Biology | PECTAA New Book 2026| MDCAT

Inheritance of One Gene Class 12 Biology PECTAA New Book 2026. Round vs Wrinkled Peas, Punnett Square and 3:1 Ratio explained in easy Urdu. Chapter 22 FSc Part 2 Biology. Next video: Inheritance of Two Genes 9:3:3:1 Ratio. #PECTAA2026 #FScBiology #Class12 #pectaa #pectaa #newbookbiology