What was the purpose of miller and urey's experiment? apex?

To see if biological compounds could form spontaneously on early Earth

The two scientists' experiment was intended to test Oparin's hypothesis about the conditions for formation of organic molecules on early Earth

The purpose of the two scientist experiment was to find out whether substances which are made by organisms could be formed in the conditions thought to have existed on the early Earth. The experiment involved sealing a mixture of water, ammonia, methane and hydrogen in a sterile flask.