Credits

Tutorial Menu:

 1.    Two photos of people from around the world and two photos of apes
  reproduced with permission from Corel Corporation, Ottawa, Canada

Hardy-Weinberg Equilibrium Model:

 1.  Photo of Godfrey Hardy
public domain
 2. Photo of Wilhelm Weinberg
(see note)

Recombination:

 1.  Drawing of the net effect of the meiosis process
produced by Dennis O'Neil
 2. Drawing of sperm and ovum combining their chromosomes in a new zygote
produced by Dennis O'Neil
 3. Drawing of crossing-over
produced by Dennis O'Neil

Mutation:

 1.  Drawing of the types of mutation: point mutation, structural modification, and irregular number
produced by Dennis O'Neil
 2. Double Immunity--video clip from PBS 2001 series Evolution (copyright 2001 WGBH Educational Foundation and Clear Blue Sky Productions, Inc.)
  linked with permission from WGBH Educational Foundation, Boston

Small Population Size Effects:

 1.  Drawing of rapid genetic drift over three generations
produced by Dennis O'Neil
 2. Map of the Old Order Dunkers
  produced by Dennis O'Neil
 3. Map of Venezuela highlighting Lake Maricaibo
produced by Dennis O'Neil
 4. Map of Americas illustrating the distribution of the O blood type allele 
reproduced by permission of Oxford University Press.  From A. E. Mourant et.al., The Distribution of the Human Blood Groups and Other Polymorphisms, 2nd ed. (1976) 
 5. Drawing of the bottleneck effect
produced by Dennis O'Neil

Non-random Mating:

 1.  Why Animals Mate Non-randomly: Tale of the Peacock--video clip from PBS 2001 series Evolution (copyright 2001 WGBH Educational Foundation and Clear Blue Sky Productions, Inc.)
  linked with permission from WGBH Educational Foundation, Boston
 2. Sweaty T-Shirts and Human Mate Choice--video clip from PBS 2001 series Evolution (copyright 2001 WGBH Educational Foundation and Clear Blue Sky Productions, Inc.)
  linked with permission from WGBH Educational Foundation, Boston
 3. Is Love in Our DNA--how do you choose a mate? (copyright 1998 WGBH Educational Foundation) 
  linked with permission from WGBH Educational Foundation, Boston

Natural Selection:

 1.  Graph showing evolutionary trend resulting from complete selection against homozygous recessive (aa) individuals
produced by Dennis O'Neil
 2. Map showing endemic falciparum malarial regions of the Old World
(see note)
 3. Map showing high frequency sickle-cell anemia areas of the Old World
(see note)
 4. Photo of normal human red cells
  public domain (produced by the National Institute of Diabetes and Digestive and Kidney Diseases of the U.S. National Institutes of Health)
 5. Photo of deflated red cells from a human with sickle-cell anemia                          
  public domain (produced by the National Institute of Diabetes and Digestive and Kidney Diseases of the U.S. National Institutes of Health)
 6. A Mutation Story--The Relationship Between Sickle-cell Trait and Malaria (copyright 2001 WGBH Educational Foundation and Clear Blue Sky Productions, Inc.)
  linked with permission from WGBH Educational Foundation, Boston

Micro and Macro Evolution:

 1.  Graph of phyletic gradualism
produced by Dennis O'Neil
 2. Graph of punctuated equilibrium
produced by Dennis O'Neil
 3. Graph of long periods of stability and short episodes of change
produced by Dennis O'Neil
 4. Drawing of adaptive radiation
produced by Dennis O'Neil
 5. Drawing of successive speciation within a single species line
produced by Dennis O'Neil
 6. Revealing the Origins of Life--excerpt from the PBS series Nova Science Now (February 16, 2011)
(copyright 2005 WGBH Educational Foundation)
  linked with permission from WGBH Educational Foundation, Boston

Glossary:

 1.  Graph of phyletic gradualism
produced by Dennis O'Neil
 2. Graph of punctuated equilibrium
produced by Dennis O'Neil
 3. Illustration of how to set up a Punnett square
produced by Dennis O'Neil
 4. Map of sub-Saharan Africa
produced by Dennis O'Neil

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Copyright 2000-2012 by Dennis O'Neil. All rights reserved.