Evolution as Genetic Change. 16.2 Evolution as Genetic Change Natural selection can affect phenotypes in a population in 3 ways A.Directional Selection.
CHAPTER 2 First Farmers: The Revolutions of Agriculture 10,000 B.C.E. –3000 B.C.E. Copyright © 2011 by Bedford/St. Martin’s.
Animal Extinction
Honors - Communities 1112
Gravettian Hunting and Exploitation of Bears in Central Europe-libre
THE SIXTH MASS EXTINCTION Human Accountability for Species Becoming Endangered and Extinct Erica Hardin 4-26-2012 Environmental Biology 1.
1 Conservation Biology Chapter 59. 2 Biodiversity Crisis Extinction is a fact of life: all species become extinct eventually More than 99% of species.
Times of Great Change: The Rise of Civilizations.
The Geologic Time Scale 10.15.07 / 10.16.07. Correlation Using rock formations and fossil types to relate geologic materials from different regions.
CH 2
3-5 1 4-5 3 3-4 1 4-5 3 = 44-54 __________ 5 1 3 4 4 1 3 4 ________ = 50.
Polar Seas Polynyas are the active, open water areas surrounded by ice, where life congregates. Because the water is cold, oxygen is rich. Summer Season.
