'Primitive earth' diaporamas de présentation

Chapter 25 The History of Life on Earth

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Chapter 25 The History of Life on Earth

1.06k views • 85 slides

Origins and Early Evolution of Life

Origins and Early Evolution of Life. Richard Vann CBI 206/ANESTH 445 Physiology and Medicine of Extreme Environments Spring 2013. Origin of Life Topics. Who, when, what, where, how, why Discussion. Panspermia & Spontaneous Generation. Anaximander 611-547 BC. Anaxagoras 500?-428 BC.

1.08k views • 49 slides

Origin of Life on Earth

Origin of Life on Earth. Biology CP. Source: Biology, The Dynamics of Life . Glencoe/McGraw-Hill, 2002. Early Ideas about Origins of Life. Spontaneous generation - life arising from nonliving matter Examples: mud producing fish grain producing mice decaying meat producing maggots.

2.01k views • 45 slides

Origin of Life

Origin of Life. Ms. Pelullo 2013. How did life begin??. Spontaneous Generation (* Abiogenesis ): the idea that life can arise from nonliving material Examples mice come from haystacks; flies come from rotting meat; bacteria arise from broth. Biogenesis

630 views • 40 slides