The "metabolism first" theory proposes that evolution first took place
A) in RNA, which acted as both genetic material and a catalyst.
B) as chemical reactions that resulted in monomers.
C) in lipids.
D) in the trace elements.
E) in proteins.

Question

Quizplus · Accepted Answer

The "metabolism first" theory proposes that the first step in evolution was the formation of simple organic molecules, such as monomers, through chemical reactions. This theory suggests that metabolism, or the ability to perform biochemical reactions, predated the development of genetic material.

The "Metabolism First" Theory Proposes That Evolution First Took Place