Ch25

Evolution Chapter 25 Great Idea: All life on Earth evolved from single-celled organisms by the process of natural selection.

Chapter Outline ,[object Object],[object Object],[object Object],[object Object]

The Fact of Evolution ,[object Object],[object Object],[object Object],[object Object]

The Fossil Record ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

The Fossil Record – cont. ,[object Object],[object Object],[object Object],[object Object]

The Biochemical Evidence ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Evidence from Anatomy: Vestigial Organs ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Wings of a Penguin Are Vestigial Organs

Chemical Evolution ,[object Object],[object Object],[object Object],[object Object],[object Object]

Black Smokers ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

RNA Enzymes ,[object Object],[object Object],[object Object],[object Object]

The Window of Opportunity ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

The First Cell ,[object Object],[object Object],[object Object],[object Object],[object Object]

Science by the Numbers ,[object Object]

The Ongoing Process of Science ,[object Object],[object Object]

Natural Selection and the Development of Complex Life

Natural Selection ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Science in the Making ,[object Object],[object Object],[object Object]

The Story of Life ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

The Story of Life – cont. ,[object Object],[object Object],[object Object],[object Object]

Major Steps in the Evolution of Life

Mass Extinctions and the Rate of Evolution ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Giant Crater near the Yucatan Peninsula

Chesapeake Bay Impact Drilling Site

The Evolution of Human Beings

Thinking More about Evolution ,[object Object],[object Object]

Ch25

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Ch25