4.5 Billion years ago
Gas condenses: Gravity compresses the hot particles thus forming our planet.
Our planet cools: heat and gas escape the crust through volcano's.
4.0 Billion years ago
Rain and steam create oceans: Evaporation produces a rich soupy breeding ground
Hydrogen, nitrogen, CO2 and other elements hang in the air and dissolve in the water where much of the action takes place.
DNA forms and self replicates one chain can copy the other.
3.5 Billion years ago
Cell walls surround the replicating
3.0 Billion years ago
Because DNA continues to replicate within the cell wall
A single compartment divides into 2 cell division.
Some microorganisms "learn" to convert sunlight into sugar. (Photosynthesis)
(Remember
we are still under water)
A few microorganisms "learn" to use the waste O2 of photosynthesis
Cells develop modes of locomotion
3.0 5.0 Million years ago
The waste of......
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