Slide 1 Complex Inheritance & Human Heredity Slide 2 Basic Patterns of Human Inheritance Slide 3 A recessive trait is expressed when an individual holds TWO recessive…

Slide 1 Human Genetics Chapter 12 Slide 2 Human Genetic Traits Do you think this trait is dominant or recessive? Slide 3 Widow’s Peak? DOMINANT Slide 4 PTC Tasting Can…

BEYOND DOMINANT & RECESSIVE ALLELES BEYOND DOMINANT & RECESSIVE ALLELES INCOMPLETE DOMINANCE, CODOMINANCE, MULTIPLE ALLELES, POLYGENIC TRAITS DOMINANT? RECESSIVE?…

Mendelâs Peas were ideal for learning about inheritance, but they do not represent the norm⦠Traits in pea plants are determined by just two alleles In peas, one allele…

Genetics Biology 12 Mendelâs laws are operating alleles are segregating independent assortment fertilization is random butâ¦Mendel didnât look at how complex things can…

Genetics: Incomplete Dominance & Codominance Biology 12 Joke of the day: Review of Mendel’s Principles Genes are passed parents  offspring; get one allele from each…

Chapter 14 – Mendelian Genetics Blending vs. Particulate Theory of Inheritance Traits of offspring were a “blend” of the parental traits. Infer  over time, populations…

ABO blood groups ABO blood groups Table 14.2 Multiple alleles ABO blood group s There are 3 different alleles, IA, IB, and i Allele IA makes a cell surface antigen, symbolized…

Human Genetics Chapter 12 Human Genetic Traits Do you think this trait is dominant or recessive? Widowâs Peak? DOMINANT PTC Tasting Can you taste the PTC???? DOMINANT Earlobe…

Probability and Punnett Squares Probability is a way of expressing knowledge or belief that an event will occur or has occurred. The likely hood of cross will produce a particular…