Chapter 18 Mass Extinctions, Opportunities and Adaptive Radiations Figure CO: Dinosaur fossil © Styve Reineck/ShutterStock, Inc.
Chapter 17 Origin of Species Figure CO: Mimulus Flower © LubaShi/ShutterStock, Inc.
End Show Slide 1 of 64 Copyright Pearson Prentice Hall Biology.
Chapter 21 Plant Evolution (Sections 21.5 - 21.8)
An adaptation is a feature that is common in a population because it provides some improved function. Adaptations are well fitted to their function and.
Tracing Phylogeny. Phylogeny u Phylon = tribe, geny = genesis or origin u The evolutionary history of a species or a group of related species.
Introduction to the Phylum Chordata
Populations microevolution - genetic drift - natural selection - migration allele frequencies How do _____ evolve?
Evolutionary success is unevenly distributed Ecological success is measured as population growth rate - how fast does one population grow, compared to.
Thurs. 10/24/13
Isolation Leading to Speciation…