Lecture presentation on sensory transduction, psychology of taste, central taste pathways, gustatory axons, taste receptor cells, genetic manipulations, labeled line encoding, genetic variation in taste, perception of flavor, olfaction, olfactory epithelium, the olfactory receptor neuron, olfactory transduction, odorant receptor genes, olfactory glomeruli, central olfactory pathways, pheromones, and the accessory olfactory system.