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The prokaryotes The first cells Image Credits:  Thermophilic archaebacteria Image Credits Gary Gaugler  Bacillus anthracis
Origins ,[object Object],[object Object],[object Object],[object Object],© 2010 Paul Billiet  ODWS
Where? ,[object Object],[object Object],[object Object],[object Object],[object Object],© 2010 Paul Billiet  ODWS
Panspermia (aka cosmozoan) ,[object Object],[object Object],[object Object],© 2010 Paul Billiet  ODWS
Exobiology ,[object Object],[object Object],[object Object],[object Object],Viking  Image Credit NASA
Water and geothermal energy is the key ,[object Object],[object Object],[object Object],[object Object],Europa  Image Credit NASA
Life can survive in outer space ,[object Object],[object Object],[object Object],[object Object],Surveyor 3  Image Credit NASA
Alien Earth ,[object Object],[object Object],[object Object],Image Credit:  Earth Science Australia  Image Credit:  Antarctica
Earliest evidence of life ,[object Object],[object Object],[object Object],© 2010 Paul Billiet  ODWS
The eternal question ,[object Object],[object Object],© 2010 Paul Billiet  ODWS
The poisonous gas …Oxygen ,[object Object],[object Object],[object Object],Image Credit:  Stromatolites, Shark Bay Australia
The  Great Oxidation Event © 2010 Paul Billiet  ODWS
Evidence ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],© 2010 Paul Billiet  ODWS Image Credit:  P.Hoffman
The evolution of the eukaryotes   ,[object Object],[object Object],[object Object],[object Object],© 2010 Paul Billiet  ODWS
The evidence for endosymbiosis ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],© 2010 Paul Billiet  ODWS
The structural evidence ,[object Object],[object Object],[object Object],© 2010 Paul Billiet  ODWS Image Credit:  Mitochondrion
Mitochondria ,[object Object],[object Object],© 2010 Paul Billiet  ODWS Image Credit:  Mitochondrion
Chloroplasts ,[object Object],© 2010 Paul Billiet  ODWS Image Credit:  Cyanobacterium heterocyst

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The first cells

  • 1. The prokaryotes The first cells Image Credits: Thermophilic archaebacteria Image Credits Gary Gaugler Bacillus anthracis
  • 2.
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  • 7.
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  • 12. The Great Oxidation Event © 2010 Paul Billiet ODWS
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