Slide 1Revisiting Dihybrid Punnett Squares What exactly is a dihybrid cross? –Predicting the outcomes from crossing 2 traits. Why do we use them? –Instead of doing to…

1. TYPES OF GENE ACTION AND MODIFICATION OF MENDELIAN RATIOS Complete dominance – a type of gene action in which one allele at locus completely masks the effect of another…

Slide 1 Mendel’s Genetics Mendel’s research provided the groundwork for our understanding of inheritance of traits. Slide 2 Real World Genetics MOST traits are not inherited…

Codominance and Incomplete Dominance Homework Objectives Distinguish between codominance and incomplete dominance Be able to make Punnett Squares for cases of codominance…

Genetics Spring 2015 Chromosomes and Sex-Chromosomes Inheritance I Outline Sex-Chromosome Inheritance â Sex Determination Females are homogametic (X); males are heterogametic…

Revisiting Dihybrid Punnett Squares What exactly is a dihybrid cross? Predicting the outcomes from crossing 2 traits. Why do we use them? Instead of doing to monohybrid crosses,…

Real World Genetics Mendel’s Genetics Mendel’s research provided the groundwork for our understanding of inheritance of traits. Mendel’s Conclusions Mendel's four…