Chapter 24: The Origin of Species
 Concept 24.1  The biological species concept emphasizes reproductive isolation	24.01
 Concept 24.2  Speciation can take place with or without geographic separation	24.02
 Concept 24.3  Macroevolutionary changes can accumulate through many speciation events	24.03
Activity: Overview of Macroevolution	24&A
Activity: Allometric Growth	24&B
Investigation: How Do New Species Arise by Genetic Isolation?	24&A
Video: Albatross Courtship Ritual	AlbatrossCourtship-V.html=AlbatrossCourtship-V.swf
Video: Blue-footed Boobies Courtship Ritual	BoobiesCourtship-V.html=BoobiesCourtship-V.swf
Video: Giraffe Courtship Ritual	GiraffeCourtship-V.html=GiraffeCourtship-V.swf
Video: Galápagos Tortoise	Tortoise-V.html=Tortoise-V.swf
Chap10,,1703424-content,00.htmlExploring Life
Chap20,,1703492-content,00.htmlThe Chemical Context of Life
Chap30,,1703571-content,00.htmlWater and the Fitness of the Environment
Chap40,,1703653-content,00.htmlCarbon and the Molecular Diversity of Life
Chap50,,1703730-content,00.htmlThe Structure and Function of Macromolecules
Chap60,,1703825-content,00.htmlA Tour of the Cell
Chap70,,1703919-content,00.htmlMembrane Structure and Function
Chap80,,1704001-content,00.htmlAn Introduction to Metabolism
Chap90,,1704095-content,00.htmlCellular Respiration: Harvesting Chemical Energy
Chap100,,1704191-content,00.htmlPhotosynthesis
Chap110,,1704269-content,00.htmlCell Communication
Chap120,,1704355-content,00.htmlThe Cell Cycle
Chap130,,1704438-content,00.htmlMeiosis and Sexual Life Cycles
Chap140,,1704530-content,00.htmlMendel and the Gene Idea
Chap150,,1704621-content,00.htmlThe Chromosomal Basis of Inheritance
Chap160,,1704710-content,00.htmlThe Molecular Basis of Inheritance
Chap170,,1704796-content,00.htmlFrom Gene to Protein
Chap180,,1704883-content,00.htmlThe Genetics of Viruses and Bacteria
Chap190,,1704976-content,00.htmlEukaryotic Genomes
Chap200,,1705057-content,00.htmlDNA Technology and Genomics
Chap210,,1705141-content,00.htmlThe Genetic Basis of Development
Chap220,,1705215-content,00.htmlDescent with Modification
Chap230,,1705283-content,00.htmlThe Evolution of Populations
Chap240,,1705357-content,00.htmlThe Origin of Species
Chap250,,1705421-content,00.htmlPhylogeny and Systematics
Chap260,,1705487-content,00.htmlThe Tree of Life
Chap270,,1705551-content,00.htmlProkaryotes
Chap280,,1705621-content,00.htmlProtists
Chap290,,1705685-content,00.htmlPlant Diversity I: How Plants Colonized Land
Chap300,,1705786-content,00.htmlPlant Diversity II: The Evolution of Seed Plants
Chap310,,1705916-content,00.htmlFungi
Chap320,,1706041-content,00.htmlAn Introduction to Animal Diversity
Chap330,,1706155-content,00.htmlInvertebrates
Chap340,,1706308-content,00.htmlVertebrates
Chap350,,1706429-content,00.htmlPlant Structure, Growth, and Development
Chap360,,1706590-content,00.htmlTransport in Vascular Plants
Chap370,,1706725-content,00.htmlPlant Nutrition
Chap380,,1706849-content,00.htmlAngiosperm Reproduction and Biotechnology
Chap390,,1706980-content,00.htmlPlant Responses to Internal and External Signals
Chap400,,1707119-content,00.htmlBasic Principles of Animal Form and Function
Chap410,,1707262-content,00.htmlAnimal Nutrition
Chap420,,1707336-content,00.htmlCirculation and Gas Exchange
Chap430,,1707416-content,00.htmlThe Immune System
Chap440,,1707491-content,00.htmlOsmoregulation and Excretion
Chap450,,1707565-content,00.htmlHormones and the Endocrine System
Chap460,,1707643-content,00.htmlAnimal Reproduction
Chap470,,1707722-content,00.htmlAnimal Development
Chap480,,1707791-content,00.htmlNervous Systems
Chap490,,1707876-content,00.htmlSensory and Motor Mechanisms
Chap500,,1707946-content,00.htmlAn Introduction to Ecology and the Biosphere
Chap510,,1708011-content,00.htmlBehavioral Ecology
Chap520,,1708063-content,00.htmlPopulation Ecology
Chap530,,1708136-content,00.htmlCommunity Ecology
Chap540,,1708199-content,00.htmlEcosystems
Chap550,,1708273-content,00.htmlConservation Biology and Restoration Ecology