The major steps of prebiotic molecular evolution include
A. Accumulation of a secondary atmosphere of NH3, CH4, H2O, H2, CO2 etc. of volcanic origin
B. Self assembly of polypeptides into protoproteinous protocells
C. Capture of ATP, pyrophosphate-or-phosphate utilizing mechanism
D. Capture of nucleic acid-synthesis mechanisms; appearance of ribosomes
Answer: Option A
This Question Belongs to Biology GK Chapter Wise >> Gentics And Evoloution
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