Study Guide Genecs 1) What is genecs? 2) Dominant and Recessive Genes 3) Homozygous and Heterozygous Genes a. Purebred: homozygous dominant Example: b. Purebred: homozygous recessive Example: c. Hybrid: heterozygous Example: 4) Number of Chromosomes in a. Human body cells: b. Human sex cells: 5) Punne Square a. Seng it up Example: b. Genotypic Rao Example: c. Phenotypic Rao Example: d. Percent of offspring Example: e. F1 and F2 generaons Example: 6) Mendelian Genecs a. Complete Dominance Ex: Genotype 1:2:1 and Phenotype 3:1 b. Sex Determinaon male: female: 7) Non-Mendelian Genecs a. Incomplete Dominance: Genotype 1:2:1 and Phenotype 1:2:1 Ex: Carnaon flowers b. Codominance Ex: Blood Types, some types of chicken c. Sex Linked Traits Ex: hemophilia, color blindness, sickle cell anemia