Evolution

What is evolution?

• Staying the same

• Change over time

• Genetics skip generations

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Natural Selection is...

• the process where an organism that is better suited for the environment survives and reproduces

• Change over time

• a trait that helps the animal survive in their environment

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This picture shows....

• how we are NOT all related

• how we are all related to a common ancestor

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If you lived somewhere cold, what adaptation would you want to have?

• thick fur

• scales

• gills

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Which means: the more similar DNA, the closer related?

• Molecular Homologies

• Homologous Structures

• Vestigial Structures

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Which means: same structure, different job?

• Analogous Structures

• Homologous Structures

• Vestigial Structures

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Which means: no longer needed, like wisdom teeth in humans or hip bones in whales?

• Analogous Structures

• Homologous Structures

• Vestigial Structures

Which means: same job, different structure? like with bird, bat, and butterfly wings.

• Analogous Structures

• Homologous Structures

• Vestigial Structures

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Who is the father of Evolution?

• Charles Darwin

• Gregor Mendel

• Waston & Crick

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True or False: Embryos show we are related to a common ancestor.

• True

• False

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