Please enable JavaScript.

Coggle requires JavaScript to display documents.

The Origin of Life (The First Cells (Support from Fossil Evidence (The…

- - - - These fossils date back to 3.4 and 3.5 billion years ago, which support the idea that cells may have existed back then.
    - - Later some cells may have developed the ability to make their own food.
      - As the autotrophs thrived, oxygen accumulated and the amount of oxygen has come to its current measure over million of year.
- - - - They had an experiment where they made an environment replicating the conditions of early earth, they had water for the ocean and a mixture of gases to represent the early atmosphere, they then sent an electric current to simulate lightning.
        Within a week the mixture darkened and in it they found chemical unit that when joined together could form proteins