General Over view Notes Ch 1-4

General Over view Notes Ch 1-4 - ReviewNotesfromPowerPoint+...

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Review Notes from Power Point + Hand Notes 01:53 Chapter 1 Book Notes Summary of Key Concepts 1.1 The properties of life Seven characteristsics common to all life: 1. All are composed of cells 2. All use enegery 3. All respond to environmental changes 4. All regulate their internal conditions 5. All grow and develop 6. All reproduce 7. All evolve over the course of many generations Living organisms can be viewed at different levels of complexity Atoms Molecules Macromolecules Cells Tissues Organs Organisms Populations Communities Ecosystems Biosphere 1.2 The Unity and Diversity of Life Changes in species often occur as a result of modification of pre-existing structures
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Vertical evolution  Involves mutations in a lineage that alter the characteristics of species over many  generations Natural selection results in the survival of individuals with greater reproductive success Process alters species and may produce new species over the long run
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This note was uploaded on 10/25/2011 for the course CHEM 101 taught by Professor Jacob during the Spring '11 term at Tulane.

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General Over view Notes Ch 1-4 - ReviewNotesfromPowerPoint+...

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