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THEORY OF EVOLUTION - LESSON PLAN

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Presentation on theme: "THEORY OF EVOLUTION - LESSON PLAN"— Presentation transcript:

1 THEORY OF EVOLUTION - LESSON PLAN
DISCUSSION ON WHAT DOES THE WORD EVOLUTION MEAN? LECTURE - PPT SPECIATION ANIMATION LS-HHMI Breeding Bunnies Activity Candy Dish Selection: Author: Carol Tang Investigating Natural Selection Activity - Life Sciences-HHMI Outreach. Copyright 2006 President and Fellows of Harvard College.

2 REFERENCES Biology: The Dynamics of Life; Glencoe 2004
Life Sciences-HHMI Outreach. Copyright 2006 President and Fellows of Harvard College.

3 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.

4 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.

5 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.

6 —Charles Darwin from "The Origin of Species"
Used by permission of Darwin Day Celebration (at DarwinDay.org), 2006 I have called this principle, by which each 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.

7 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.

8 EVIDENCE OF EVOLUTION STRUCTURAL ADAPTATIONS MIMICRY CAMOUFLAGE
Life Sciences-HHMI Outreach. Copyright 2006 President and Fellows of Harvard College.

9 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.

10 WHAT OTHER INDUSTRIES WOULD BE WORRIED ABOUT RESISTANCE?
WHAT OTHER INDUSTRIES WOULD BE WORRIED ABOUT RESISTANCE? Life Sciences-HHMI Outreach. Copyright 2006 President and Fellows of Harvard College.

11 OTHER EVIDENCE OF EVOLUTION
FOSSILS ANATOMY HOMOLOGOUS STRUCTURES Life Sciences-HHMI Outreach. Copyright 2006 President and Fellows of Harvard College.

12 OTHER EVIDENCE OF EVOLUTION
FOSSILS ANATOMY HOMOLOGOUS STRUCTURES ANALOGOUS STRUCTURES Life Sciences-HHMI Outreach. Copyright 2006 President and Fellows of Harvard College.

13 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.

14 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.

15 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.

16 MECHANISMS FOR EVOLUTION
DO POPULATIONS OR INDIVIDUALS EVOLVE? WHAT IS A GENE POOL HOW CAN THE GENE POOL CHANGE? MUTATION GENETIC DRIFT GENE FLOW NATURAL SELECTION WOULD THESE THINGS EFFECT A LARGE POPULATION OR A SMALL POPULATION MORE? Life Sciences-HHMI Outreach. Copyright 2006 President and Fellows of Harvard College.

17 GENETIC DRIFT GENE FLOW - MIGRATION MUTATION
ALL IMAGES: Life Sciences-HHMI Outreach. Copyright 2006 President and Fellows of Harvard College.

18 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.

19 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.

20 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.

21 WHAT IS SPECIATION? GEOGRAPHIC ISOLATION (Allopatric)
REPRODUCTIVE ISOLATION (Sympatric) Life Sciences-HHMI Outreach. Copyright 2006 President and Fellows of Harvard College.

22

23 WHAT IS SPECIATION? GEOGRAPHIC ISOLATION REPRODUCTIVE ISOLATION
GRADUALISM PUNCTUATED EQUILIBRIUM Life Sciences-HHMI Outreach. Copyright 2006 President and Fellows of Harvard College.

24 WHAT IS SPECIATION? GEOGRAPHIC ISOLATION REPRODUCTIVE ISOLATION
GRADUALISM PUNCTUATED EQUILIBRIUM DIVERGENT EVOLUTION ADAPTIVE RADIATION CONVERGENT EVOLUTION Life Sciences-HHMI Outreach. Copyright 2006 President and Fellows of Harvard College.

25 ADAPTIVE RADIATION – AN EXAMPLE OF DIVERGENT EVOLUTION
Life Sciences-HHMI Outreach. Copyright 2006 President and Fellows of Harvard College.

26 CONVERGENT EVOLUTION – WHAT IS AN EXAMPLE?
Life Sciences-HHMI Outreach. Copyright 2006 President and Fellows of Harvard College.


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