CH14 - Chapter 14 OUTLINE Section 14.1 How Did Evolutionary...

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Chapter 14 OUTLINE Section 14.1 How Did Evolutionary Thought Evolve? Pre-Darwinian science stated that God simultaneously created all organisms, each being distinct and unchanging from the moment of its creation. This view was reflected in Aristotle’s “Ladder of Nature” (Figure 14-2). By the 1700s, naturalists had explored many lands and discovered more species than they expected. They also noticed that physical and geographic comparisons of these species seemed inconsistent with the supposed “fixed” nature of life. LeClerc suggested that God created a relatively small number of species and that modern species were “produced by Time”, that is they evolved through natural processes. The discovery and examination of fossils suggested that previously unknown organisms had gone extinct, and that fossil remains showed a remarkable progression over time (Figure 14-3 and 14-4). The theory of catastrophism (proposed by Cuvier) suggested that these unknown
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CH14 - Chapter 14 OUTLINE Section 14.1 How Did Evolutionary...

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