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Evolution of Photosynthesis - Were Anoxygenic or Oxygenic Phototrophs First?
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- 1 Plants aren’t the only phototrophs
- 2 Oxygenic vs Anoxygenic phototrophs
- 3 Importance of light as an energy source
- 4 Early phototrophs evolved heat-sensing ability
- 5 Electron transport chain
- 6 Were the first phototrophs Bacteria or Archaea?
- 7 Lateral gene transfer
- 8 Purple Bacteria
- 9 Green S Bacteria
- 10 Early phototrophs grew together as mats
- 11 UV light protection
- 12 First oxygenic phototrophs cyanobacteria
- 13 Phototrophs could finally expand!
- 14 Why’d it take so long Earth to oxidize?
- 15 Why did O2 cause major extinctions?
- 16 Upcoming videos & references
