CH1 Biology - CH1: Biology and the Tree of Life 1.1 The...

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CH1: Biology and the Tree of Life 1.1 The Cell Theory 1.2 The Theory of Evolution by Natural Selection 1.3 The Tree of Life Linnaean Taxonomy Intro Phylogeny Using Molecules to Understand the Tree of Life 1.4 Doing Biology Hypothesis Testing Experimental Design
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Scientific Theory…NOT a Guess! Explanation for a very general class of observations that is 2 parts:
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Foundation for modern biology: The Cell Theory & The Theory of Evolution by Natural Selection How are organisms structured? Where did they come from?
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C ell theory = all organisms are made of cells and 1-celled organisms are related to All cells in a multicellular organism descend from
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Theory of Evolution by Natural Selection = OBS: MECH:
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individuals with certain heritable traits than individuals with other traits. Basic idea of natural selection = Populations can change over generations IF individuals with certain heritable traits leave more offspring than others
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Natural selection characteristics change over time as the
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This note was uploaded on 03/19/2008 for the course LBS 144 taught by Professor Urquhart/peters during the Spring '07 term at Michigan State University.

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CH1 Biology - CH1: Biology and the Tree of Life 1.1 The...

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