Ch. 23.2 Evolutionary Changes
Evolutionary Biologist OnlineHS > Biology A. Overview View this PowerPoint and record the items in your journal. Read the Evolutionary Biologist Interview.
EVOLUTION Evolution = change over time. Evidence for evolution 1.Fossil evidence—molds, casts, amber, ice, or become petrified. (Fossil record is incomplete---soft.
Relics or impressions of organisms from the past. › Show changes over time from simple to complex. › Many fossils don't have descendants.
Mechanism of Evolution Biogeography- the study of where organisms live now and where they and their ancestors lived in the past.
Evolution Vocab. Terms
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Friday, June 1, 2012
Evidence of Evolution
1. Fossil Evidence
Variation and Evolution
