Biology Essentials - 010

Abiogenesis

1. Kill a bull during the first thaw of winter. 2. Build a shed. 3. Place the dead bull on the branches and herbs inside the shed. 4. Wait for summer. The decaying body of the bull will produce bees.

Spontaneous Generation

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Life

No Life

Primitive!Earth

Monomers

Protocells

Cells

Hypotheses

Soup Surface

Gene!First

Metabolism!First

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Miller-Urey Experiment

Monomers

25 amino acids

LUA genes

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Protocells“Genes First” “Metabolism First”

RNA !World

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First Cells

Stromatolitesbozemanscience.com

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Darwin, Francis. English: A Photographic Portrait of Darwin Standing Next to a Pillar in the Book Charles Darwin Published in 1908, Edited by His Son Francis Darwin. Photo Was Taken c. 1881 by Messers. Elliot and Fry. Signature of Darwin Is Below the Photograph., April 16, 2013. Charles Darwin. http://commons.wikimedia.org/wiki/File:Charles-Darwin-portrait-standing-photo-1881.png.!File: Harold Urey.jpg, n.d. http://commons.wikimedia.org/wiki/File:Harold_Urey.jpg.!“File:Citric Acid Cycle with Aconitate 2.svg.” Wikipedia, the Free Encyclopedia, May 7, 2013. http://en.wikipedia.org/w/index.php?title=File:Citric_acid_cycle_with_aconitate_2.svg&oldid=390910289.!“File:Full Length Hammerhead Ribozyme.png.” Wikipedia, the Free Encyclopedia. Accessed November 10, 2013. http://en.wikipedia.org/wiki/File:Full_length_hammerhead_ribozyme.png.!“File:Louis Pasteur, Foto Av Félix Nadar Crisco Edit.jpg.” Wikipedia, the Free Encyclopedia, October 26, 2013. http://en.wikipedia.org/w/index.php?title=File:Louis_Pasteur,_foto_av_F%C3%A9lix_Nadar_Crisco_edit.jpg&oldid=572766569.!“File:Miller-Urey Experiment-en.svg.” Wikipedia, the Free Encyclopedia. Accessed November 10, 2013. http://en.wikipedia.org/wiki/File:Miller-Urey_experiment-en.svg.!“File:Stromatolites in Shark Bay.jpg.” Wikipedia, the Free Encyclopedia. Accessed November 10, 2013. http://en.wikipedia.org/wiki/File:Stromatolites_in_Shark_Bay.jpg.!“File:Stromatolites.jpg.” Wikipedia, the Free Encyclopedia. Accessed November 10, 2013. http://en.wikipedia.org/wiki/File:Stromatolites.jpg.!Netherlands, FotoosVanRobin from. English: Reindeer Steaks from the Lidl, Sold for € 39,50 P/kg. I Dediced to Smoke Them in My Stovetop Smoker and Quickly Grill Them. As They Were Quite Thin I Was Afraid to Overcook Them, but They Turn Out Nice and Rare. Very Tender Meat, with a Slight Gamy Taste. A Bit Like Springbok, I Think., February 23, 2010. Reindeer steak. http://commons.wikimedia.org/wiki/File:Reindeer_steak.jpg.!Unknown. Stanley Miller, [object HTMLTableCellElement]. web99.arc.nasa.gov/~astrochm/Miller/photo.html. http://commons.wikimedia.org/wiki/File:SLMILLER.JPG.!User:Img. This File Has No Description, and May Be Lacking Other Information., Unknown date. Self-photographed. http://commons.wikimedia.org/wiki/File:Bees.jpg.

Acknowledgements

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