scientists studying the origin of life have accomplished which of the following steps? scientists studying the origin of life have accomplished which of the following steps? abiotic synthesis of rna 's bases ( a , c , g , u ) abiotic synthesis of protocells with self-replicating, catalytic rna formation of protocells that use dna to direct the polymerization of amino acids formation of vesicles that use rna as a template for dna synthesis
