The Science of Biology Chapter11课件.ppt

Evolution and Natural Selection;Outline;Gene Variation;Gene Variation;Pace of Evolution;Fossil Record;Molecular Record;Molecular Clock of Cytochrome C;Molecular Record;Anatomical Record;Hardy-Weinberg Rule;Hardy-Weinberg Equilibrium;Hardy-Weinberg;Change in Allelic Frequencies;Change in Allelic Frequencies;Change in Allelic Frequencies;Change in Allelic Frequencies;Forms of Selection;Three Forms of Selection;Sickle-Cell Anemnia;Stabilizing Selection in Sickle-Cell;Peppered Moths and Industrial Melanism;Peppered Moths and Industrial Melanism;Industrial Melanism;Species Concept;Species Formation;Prezygotic Isolating Mechanisms;Geographical and Ecological Isolation In Oaks;Postzygotic Isolating Mechanisms;Review;Copyright ? McGraw-Hill Companies Permission required for reproduction or display