TwoOldGuys™ Study Guides
BI-122 Biology
Origin of Life

primordial soup
primordial peanut butter & jelly

date B.P. primitive atmosphere
4.6 billion water vapor H2O
Nitrogen N2
Carbon dioxide CO2
Methane CH4
Hydrogen H2
Ammonia NH3



Chemical Evolution
1 organic acids
amino acids
lipids
2 polypeptides
nucleic acids



Coacervates
soup peanut butter & jelly
concentrate in tide pool slime on rocks
froth under agitation biochem of Life
enzymes of Life Life processes
metabolism gas byproducts
RNA froth
LIFE LIFE
chemical evolution


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revised 19 aug 2006