BIOL1510+F10+08+Evolution+_+Descent+with+mod

BIOL1510+F10+08+Evolution+_+Descent+with+mod - Georgia Tech...

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1 Biology 1510/1511 Georgia Tech School of Biology Fall 2010 In this file: Clicker questions from lecture 06 Clicker questions from lecture 07 Lecture 08 slides
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2 Biology 1510/1511 Georgia Tech School of Biology Fall 2010 How does a large volume of free oxygen (O 2 ) originate? 1. Lightening strikes in a reducing atmosphere 2. Cellular respiration 3. Photosynthesis 4. Chemical reactions of hydrogen peroxide (H 2 O 2 )
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3 Biology 1510/1511 Georgia Tech School of Biology Fall 2010 An earthquake exposes a new area of rock in Australia. Geologists determine that its red and black bands indicate iron deposition. They conclude that the sediments were from 1. Early fossils of cyanobacteria. 2. The first photosynthesizers. 3. An anoxic ocean environment. 4. An oxygen-rich ocean environment.
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4 Biology 1510/1511 Georgia Tech School of Biology Fall 2010 The Cambrian period was characterized by 1. The K/T extinction event. 2. A sudden increase in diversity of animal phyla. 3. Evolution and radiation of dinosaurs. 4. Origin of mammals. 5. All of the above.
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5 Biology 1510/1511 Georgia Tech School of Biology Fall 2010 The order of the key steps for life to emerge on earth are 1. protobionts form, organic molecules form, macromolecules polymerize, then a hereditary mechanism develops. 2.
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This note was uploaded on 10/14/2010 for the course BIO 1510 taught by Professor Unknown during the Fall '07 term at Georgia Institute of Technology.

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BIOL1510+F10+08+Evolution+_+Descent+with+mod - Georgia Tech...

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