Monomers join to form polymers as the double bond between the carbon atoms opens up and is replaced by single bond. This is called polymerisation.
Miller urey. .
The gases that were present in the early atmosphere were methane, ammonia, hydrogen and carbon.
These gases were collected and striked by electric shock as lightning.
These formed amino acids blocks of protein which there's no evidence but they formed life.
Posted from TSR Mobile
100s of personal statements examples here