Organic chemistry deals with carbon chemistry, synthesis, bonding and reactions.
What kind of carbon chemistry occurs in the absence of life?
Comets are known to be rich in carbon and water, bearing along precursor molecules based on carbon chemistry such as aminoacids.
They observed the carbon chemistry of the samples, and concluded that they did not contain life.
This led them to question what kind of carbon chemistry happens in the absence of life.
It has a dense nitrogen-methane atmosphere and evidence of complex carbon chemistry, perhaps resembling conditions on early Earth.
But the moon appears to be a dynamic place for carbon chemistry, producing large amounts of such hydrocarbon molecules as methane.
The neural structures responsible for the complexity of human behavior in the real world had evolved by principles that were appropriate to carbon chemistry.
In many ways, Germany took the lead in coal gas research and carbon chemistry.
From the high bulbous domes gold saints stared down at the masses of working, breathing carbon chemistry below.