Master Dihybrid Crosses: The Step-by-Step Guide to Punnett Squares & Genetic Ratios

In this detailed video, we'll walk you through dihybrid crosses, Punnett squares, and the often-discussed 9:3:3:1 ratio. Get ready to dive deep into the world of genetics! This step-by-step guide to dihybrid crosses using Punnett squares will help you understand the process of tracking two traits at once and deciphering the genetic outcomes. Whether you're studying for an exam or just interested in biology, this video is for you!

00:00 Intro
00:31 Genotype and Phenotype
00:43 Dominant vs Recessive
01:18 Punnet Squares
01:44 Dihybrid Crosses
02:36 P Generation Cross
03:56 Dihybrid Punnet Square
05:07 Dihybrid Cross Summary
05:32 Sex-Linked Traits and Genetic Disorders