Question: Ososayensi uStanley Miller noHarold Urey bavala amanzi, i-methane, i-ammonia ne-hydrogen eflaskini, ukuze balingise indawo ezungezile yoMhlaba. Badalule amakhemikhali kumashaji kagesi ukuze balingise ukukhanya. Yakhiqizani le nqubo?
Options:
amagciwane
ama-nucleic acid
amagciwane
ama-amino acid
Answer: D