The basic principles and mechanisms of transmission genetics. Sex-linked traits. The role of probability in genetics. Gene expression and regulation. Gene organization in the prokaryotic genophore and the eukaryotic chromosome. Genetics of model organisms. Use of mutants in genetic studies. Genomes, genomics, and the use of nucleic acids and protein databases. Epigenetics, extranuclear inheritance, and cytoplasmic factors. Generalities of population, quantitative, and evolutionary genetics.Prerequisites: 21:120:201, 21:120:202, 21:120/216:205, and 21:120/216:206, with a grade of C or better.