In 2009,which of the following did scientists discover was possible on early Earth?
A)abiotic synthesis of RNA monomers
B)bacterial cell walls made mainly of chitin
C)gram-positive bacteria with outer membranes that contain lipopolysaccharides
D)gram-negative bacteria with cell walls composed of a thick layer of peptidoglycan

Question

Quizplus · Accepted Answer

In 2009, scientists discovered that abiotic synthesis of RNA monomers was possible on early Earth. This was a key step in the development of life as RNA is believed to have been one of the first molecules capable of both storing genetic information and catalyzing chemical reactions.

In 2009,which of the Following Did Scientists Discover Was Possible