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Study of Biology
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Slide 26

Living Things Evolve

Living Things Evolve

Groups Of Organisms (Not Individuals) Change Over Time In Order To Survive Within Changing Environments.

Fossil records show changes in groups of organisms

Slide 27

Life is Organized on Several Levels

Life is Organized on Several Levels

Slide 28

Levels

Levels

Atoms

Molecules

Organelles

Cells life starts here

Tissues

Organs

System

Organism

Slide 29

Levels

Levels

Population

Community

Ecosystem

Biosphere

Slide 30

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