Lecture #02 - Lecture 2 Microbial Evolution Theories on the...

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1 Microbial Evolution Microbial Lecture 2 BBOM 11e Sec. 2.3, 11.1 - 11.2 Virtual Field Trip to Mars via Cal Tech/JPL Theories on the origin of life and how cells evolved Theories on the origin of life and how cells evolved Hard evidence for life on early Earth Hard evidence for life on early Earth Arrival from space during age of heavy bombardment Experiments by Stanley Miller 1957 Miller & Urey 1959 And others since Enough CH 4 & NH 3 to form amino acids & NA bases? Polymerization mechanisms in solution? (Mineral surfaces? Clay?) The “Organic Soup” Theory The “Organic Soup” Theory
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