Di-Hybrid Crosses HL (2025)
This lesson gives a brief introduction to segregation and independent assortment of alleles, first mentioned in Mendel's laws of inheritance. There follows a guide to dihybrid genetic crosses using Punnett squares to predict the inheritance of alleles from two unlinked genes at the same time. A quick animated introduction is followed by some di-hybrid genetics problems. An extension task provides a selection of...