BIO 1130 Study Guide - Quiz Guide: Geologic Time Scale, Rock Cycle, Uniformitarianism

• School: University of Ottawa
• Department: Biology
• Course: BIO 1130
• Professor: Jon Houseman

Document Summary

Wanted to create a three volume encyclopedia of the world; each for inanimate world, animals, and plants (ex. Noticed during his travels that animals have similar basic appearance but are modified by the environment in which they live (ex. Explains that the single essence in the animals change due to environmental factors; essence is built from components extracted from the environment. Differing view from the scala naturae since it was thought that animals had remained constant and unchanged since the start. He suggested that vestigial structures (useless body parts) must have functioned in ancestral organisms. Also did some alchemy; proposes that earth started off as molten mass and began to cool. Since poles are coolest, they were the first habitable locations on planet where all species appeared with unique essence. They move towards the equator, having their essence modified. Concept of essence remains intact, but leclerc allows for modification of species and proposes earth is 70,000years old.