BIOL 1001 Chapter : Chapter 14
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14. 1 how did evolutionary thought develop: a. evolution is the change over time in the characteristics of. A timeline of historical events shows how the ideas regarding. Evolution developed: c. early biological thought did not include the concept of evolution, 1. Pre-darwinian science held that all organisms were created by god, no change over time: 2. Plato (427 347 b. c. ) proposed that each object on earth was a temporary reflection of its divinely inspired "ideal form: 3. Aristotle (384 322 b. c. ) categorized all organisms into a linear hierarchy he called the "ladder of nature: 4. By the 1700s, naturalists had begun to realize that the variety of living organisms was much greater than anyone had suspected: d. a few scientists speculated that life had evolved, 1. G. l. leclerc (1707 1788) suggested that creation provided a relatively small number of founding species that evolved through natural processes: e. fossil discoveries showed that life had changed over time, 1.
