BIO 1130 Lecture Notes - Lecture 6: Flower Power, Phanerozoic, Astrobiology

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

Document Summary

Pre-darwinian biology: early explanations of the living world. Modern theory of evolution and more: evolution the common underlying theme of biology. Hadeon eon: after the big bang, some cosmology, and a little astrobiology. Archeon eon: a bacterial anaerobic world and its demise. Proterozoic eon: arrival of the single celled eukaryotes the protists. Phanerozoic eon (paleozoic era): explosion of multicellular life, from the oceans transition to land, and a massive mass extinction. Phanerozoic eon (mesozoic era): recovery, continental breakup, flower power, and the age of the reptiles. Phanerozoic eon (cenozoic era): another recovery, vertebrate diversification, and the age of mammals. First recorded definition of biology by treviranus in 1802. Greeks and the romans were the first to travel. Cause of the fall of rome was the germanic tribes: commerce, communication, transportation, whole of europe crashed. Four ages of sand (first, seconds, third, and fourth) History of science should be divided into four time periods.