There are two theories for the early atmospheres. One, it was an oxidizing atmosphere, meaning that oxygen was present. Two, it was a reducing atmosphere, meaning that no oxygen was present. If the first were true, oxygen would destroy organic compounds, preventing life from spontaneously generating. Back To Top 7.
Many people believe that mutations are responsible for evolution.
The problem with mutations in DNA is that most mutations are harmful. Back To Top 8. The cell theory, proposed by Rudolf Virchow, states that a cell can only be created from a prior cell. Something supernatural would have had to create the first cell. Also, the first law of thermodynamics states the matter can neither be created nor destroyed by any means known to man.