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Summer 2006 Workshop in Biology and Multimedia for High School Teachers
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Summer 2006 Workshop
in Biology and Multimedia
for High School Teachers
THEORY OF EVOLUTION Beth Mick - LESSON PLAN
• DISCUSSION ON WHAT DOES THE WORD EVOLUTION MEAN?
• LECTURE - PPT• SPECIATION ANIMATION - 2006 LS-HHMI• Breeding Bunnies Activity
www.pbs.org/wgbh/evolution/educators/lessons/lesson4/act1notes.html• Candy Dish Selection: Author: Carol Tang
http://www.ucmp.berkeley.edu/education/lessons/candy_dish.html
• Investigating Natural Selection Activity -
http://bob.nap.edu/html/evolution98/evol6-c.htm • CLASS DISCUSSION ON VIRUS EVOLUTION TO
INCLUDE HIV
Life Sciences-HHMI Outreach. Copyright 2006 President and Fellows of Harvard College.
REFERENCES
• Biology: The Dynamics of Life; Glencoe 2004
• http://evolution.berkeley.edu/evolibrary/home.php
• http://www.hhmi.org/biointeractive/evolution/index.html
• http://www.accessexcellence.org/AE/AEPC/WWC/1995/
• http://www.darwinday.org/englishL/life/beagle.html
• http://www.pbs.org/wgbh/evolution/index.html
• DR. LUE, LIFE SCIENCE-HHMI OUTREACH PPT.
Life Sciences-HHMI Outreach. Copyright 2006 President and Fellows of Harvard College.
CHAP 15 – THE THEORY OF EVOLUTION
• CHARLES DARWIN• EVIDENCE FOR EVOLUTION• MECHANISMS FOR EVOLUTION• NATURAL SELECTION• SPECIATION
Life Sciences-HHMI Outreach. Copyright 2006 President and Fellows of Harvard College.
http://evolution.berkeley.edu/evolibrary/home.php
CHAP 15 – THE THEORY OF EVOLUTION
• CHARLES DARWIN• EVIDENCE FOR EVOLUTION• MECHANISMS FOR EVOLUTION• NATURAL SELECTION• SPECIATION
Life Sciences-HHMI Outreach. Copyright 2006 President and Fellows of Harvard College.http://evolution.berkeley.edu/evolibrary/home.php
CHARLES DARWIN – 1809-1882
• ENGLISH• TRAVELED AROUND THE WORLD ON THE
BEAGLE – FAMOUS IN THE GALAPAGOS ISLANDS
• OBSERVED MANY SPECIES AND FOSSILS• WHY DID SOME SPECIES SURVIVE WHILE
OTHERS BECAME EXTINCT?• NATURAL SELECTION
Life Sciences-HHMI Outreach. Copyright 2006 President and Fellows of Harvard College.
I have called this principle, by whicheach slight variation, if useful, is preserved,
by the term Natural Selection.
—Charles Darwin from "The Origin of Species"Life Sciences-HHMI Outreach. Copyright 2006 President and Fellows of Harvard College.
http://evolution.berkeley.edu/evolibrary/home.php
http://evolution.berkeley.edu/evolibrary/home.php
www.darwinday.org/englishL/life/beagle.htUsed by permission of Darwin Day Celebration (at DarwinDay.org), 2006
www.darwinday.org/englishL/life/beagle.html
http://evolution.berkeley.edu/evolibrary/home.php
CHAP 15 – THE THEORY OF EVOLUTION
• CHARLES DARWIN• EVIDENCE FOR EVOLUTION• MECHANISMS FOR EVOLUTION• NATURAL SELECTION• SPECIATION
Life Sciences-HHMI Outreach. Copyright 2006 President and Fellows of Harvard College.http://evolution.berkeley.edu/evolibrary/home.php
EVIDENCE OF EVOLUTION
• STRUCTURAL ADAPTATIONS– MIMICRY– CAMOUFLAGE
Life Sciences-HHMI Outreach. Copyright 2006 President and Fellows of Harvard College.
http://evolution.berkeley.edu/evolibrary/home.phphttp://science.howstuffworks.com/animal-camouflage2.htm
EVIDENCE OF EVOLUTION
• STRUCTURAL ADAPTATIONS
– MIMICRY
– CAMOUFLAGE
– MILLIONS OF YEARS
• PHYSIOLOGICAL ADAPTATIONS
– CHANGE IN A METABOLIC PROCESS
– WHAT DO YOU HEAR ABOUT IN THE NEWS ABOUT SOME BACTERIA?
Life Sciences-HHMI Outreach. Copyright 2006 President and Fellows of Harvard College.
WHAT OTHER INDUSTRIES WOULD BE WORRIED ABOUT RESISTANCE?
Life Sciences-HHMI Outreach. Copyright 2006 President and Fellows of Harvard College.
http://evolution.berkeley.edu/evolibrary/home.php
OTHER EVIDENCE OF EVOLUTION
• FOSSILS
• ANATOMY
– HOMOLOGOUS STRUCTURES
Life Sciences-HHMI Outreach. Copyright 2006 President and Fellows of Harvard College.
http://evolution.berkeley.edu/evolibrary/home.php
OTHER EVIDENCE OF EVOLUTION
• FOSSILS
• ANATOMY
– HOMOLOGOUS STRUCTURES
– ANALOGOUS STRUCTURES
Life Sciences-HHMI Outreach. Copyright 2006 President and Fellows of Harvard College.
http://evolution.berkeley.edu/evolibrary/home.php
OTHER EVIDENCE OF EVOLUTION
• FOSSILS
• ANATOMY
– HOMOLOGOUS STRUCTURES
– ANALOGOUS STRUCTURES
– VESTIGIAL STRUCTURE
– EMBRYOS
WHAT IS ANOTHER EXAMPLE OF VESTIGIAL STRUCTURES?
Life Sciences-HHMI Outreach. Copyright 2006 President and Fellows of Harvard College.
http://evolution.berkeley.edu/evolibrary/home.php
OTHER EVIDENCE OF EVOLUTION
• FOSSILS
• ANATOMY
– HOMOLOGOUS STRUCTURES
– ANALOGOUS STRUCTURES
– VESTIGIAL STRUCTURE
– EMBRYOS
• BIOCHEMISTRY
– WHAT 2 THINGS?
Life Sciences-HHMI Outreach. Copyright 2006 President and Fellows of Harvard College.
http://evolution.berkeley.edu/evolibrary/home.php
CHAP 15 – THE THEORY OF EVOLUTION
• CHARLES DARWIN• EVIDENCE FOR EVOLUTION• MECHANISMS FOR EVOLUTION• NATURAL SELECTION• SPECIATION
Life Sciences-HHMI Outreach. Copyright 2006 President and Fellows of Harvard College.http://evolution.berkeley.edu/evolibrary/home.php
MECHANISMS FOR EVOLUTION
• DO POPULATIONS OR INDIVIDUALS EVOLVE?DO POPULATIONS OR INDIVIDUALS EVOLVE?• WHAT IS A GENE POOLWHAT IS A GENE POOL• HOW CAN THE GENE POOL CHANGE?HOW CAN THE GENE POOL CHANGE?
– MUTATIONMUTATION– GENETIC DRIFTGENETIC DRIFT– GENE FLOWGENE FLOW
• WOULD THESE THINGS EFFECT A LARGE POPULATION WOULD THESE THINGS EFFECT A LARGE POPULATION OR A SMALL POPULATION MORE?OR A SMALL POPULATION MORE?
Life Sciences-HHMI Outreach. Copyright 2006 President and Fellows of Harvard College.
Life Sciences-HHMI Outreach. Copyright 2006 President and Fellows of Harvard College.
ALL IMAGES: http://evolution.berkeley.edu/evolibrary/home.php
CHAP 15 – THE THEORY OF EVOLUTION
• CHARLES DARWIN• EVIDENCE FOR EVOLUTION• MECHANISMS FOR EVOLUTION• NATURAL SELECTION• SPECIATION
Life Sciences-HHMI Outreach. Copyright 2006 President and Fellows of Harvard College.
http://evolution.berkeley.edu/evolibrary/home.php
WHAT IS NATURAL SELECTION?
NOW IT’S YOUR TURN – DRAW STABILIZING, DIRECTIONAL AND DISRUPTIVE SELECTION
Life Sciences-HHMI Outreach. Copyright 2006 President and Fellows of Harvard College.http://evolution.berkeley.edu/evolibrary/home.php
CHAP 15 – THE THEORY OF EVOLUTION
• CHARLES DARWIN• EVIDENCE FOR EVOLUTION• MECHANISMS FOR EVOLUTION• NATURAL SELECTION• SPECIATION
Life Sciences-HHMI Outreach. Copyright 2006 President and Fellows of Harvard College.
http://evolution.berkeley.edu/evolibrary/home.php
WHAT IS SPECIATION?• GEOGRAPHIC ISOLATIONGEOGRAPHIC ISOLATION
• REPRODUCTIVE ISOLATIONREPRODUCTIVE ISOLATION
Life Sciences-HHMI Outreach. Copyright 2006 President and Fellows of Harvard College.
http://evolution.berkeley.edu/evolibrary/home.php
WHAT IS SPECIATION?
• GEOGRAPHIC ISOLATIONGEOGRAPHIC ISOLATION
• REPRODUCTIVE ISOLATIONREPRODUCTIVE ISOLATION
• GRADUALISMGRADUALISM
• PUNCTUATED EQUILIBRIUMPUNCTUATED EQUILIBRIUM
Life Sciences-HHMI Outreach. Copyright 2006 President and Fellows of Harvard College.
WHAT IS SPECIATION?
• GEOGRAPHIC ISOLATIONGEOGRAPHIC ISOLATION
• REPRODUCTIVE ISOLATIONREPRODUCTIVE ISOLATION
• GRADUALISMGRADUALISM
• PUNCTUATED EQUILIBRIUMPUNCTUATED EQUILIBRIUM
• DIVERGENT EVOLUTIONDIVERGENT EVOLUTION– ADAPTIVE RADIATIONADAPTIVE RADIATION
• CONVERGENT EVOLUTIONCONVERGENT EVOLUTION
Life Sciences-HHMI Outreach. Copyright 2006 President and Fellows of Harvard College.
ADAPTIVE RADIATION – AN EXAMPLE OF DIVERGENT EVOLUTION
Life Sciences-HHMI Outreach. Copyright 2006 President and Fellows of Harvard College.
http://evolution.berkeley.edu/evolibrary/home.php
http://www.vanderbilt.edu/AnS/english/Clayton/Galapago_finches.gif
CONVERGENT EVOLUTION – WHAT IS AN EXAMPLE?
Life Sciences-HHMI Outreach. Copyright 2006 President and Fellows of Harvard College.
http://evolution.berkeley.edu/evolibrary/home.php
