CHAPTER 22 DECENT WITH MODIFICATION: A DARWINIAN VIEW OF LIFE P. 428
•Evolution

•2 points Darwin made in the Origin of Species


oNatural Selection

oEvolutionary adaptations

WESTERN CULTURE RESISTED EVOLUTIONARY VIEWS OF LIFE P. 429
THE SCALE OF LIFE AND NATURAL THEOLOGY P. 429
•Natural Theology (major objective)


•Idealism (essentialism)


•Carlos Linnaues (his role or goal)


•Taxonomy (binomial system)


•Please note that Darwin would later used Linnaues work as an argument for evolution.

CUVIER, FOSSILS AND CATASTROPHISM P. 430
•Fossils


•Paleontology


•George Cuvier
Catastrophism



THEORIES OF GEOLOGICAL GRADUALISM HELPED CLEAR THE PATH FOR EVOLUTIONARY BIOLOGIST P. 430
•James Hutton

oGradualism




•Charles Lyell

oUniformitarianism



•How did the Hutton and Lyell influence Darwin?


LAMARCK PLACED FOSSILS IN AN EVOLUTIONARY CONTEXT P. 431
•Jean Baptiste Lamarck ( be able to explain his view on how life evolves?


oUse and Disuse


oInheritance of acquired characteristics




•What is the meaning of the following statement? "they firmly believed that species were fixed"


THE DARWINIAN REVOLUTION P. 432
FIELD RESEARCH HELPED DARWIN FRAME HIS VIEW OF LIFE P. 432
•Understand the concepts of the origin of species and natural selection presented in his book, The Origin of Species.


•Role of the environment


THE ORIGIN OF SPECIES DEVELOPED TWO MAIN POINTS: THE OCCURRENCE OF EVOLUTION AND NATURAL SELECTION AS ITS MECHANISM. P. 434
•Descent of modification (summarize)


•Linnaeus(role)


•Figure 22.7 p. 434


NATURAL SELECTION AND ADAPTATION P. 435
•Know the 3 inferences and 5 observations discussed in this section.
•Figure 22.8 and 22.9 p. 435
•OB 1


•OB 2



•OB 3



•Inference 1



•OB 4


•OB 5


•Inference 2


•Inference 3



•Figure 22.10 p. 436

•Artificial selection (role selection can cause in a population)




•Figure 22.11 p. 436

SOME SUBTLETIES OF NATURAL SELECTION P. 437
•Role of populations

•Population (define)

•Note: favorable variations accumulate in the population. Populations evolve, not the individual. Also, note the role the environment plays.


EXAMPLES OF NATURAL SELECTION PROVIDE EVIDENCE OF EVOLUTION P. 437
•Natural Selection in Action: The Evolution of Insecticide-Resistant Insects (summarize)








•Figure 22.12 p. 437

•Natural Selection in Action: The Evolution of Drug Resistant HIV p. 438 (summarize)







OTHER EVIDENCE OF EVOLUTION PERVADES BIOLOGY P. 438
•Summarize each
•Homology


•Anatomical homologies


oHomologous structures Figure 22.14 p. 439

oVestigial structures

•Embryological homologies

•Molecular homologies

•Homologies and the Tree of Life
•Table 22.1 p. 440


•Biogeography p. 440


•Endemic

•Fossil Record


Self Quiz p. 443 1-16


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