From his experiments, S.L. Miller produced amino acids by mixing which of the following in a closed flask:
1. and water vapour at
2. and water vapour at
3. and water vapour at
4. and water vapour at
Which one of the following was obtained by S. Miller in his experiments on the origin of life before 1953:
1. Simple sugars
2. Amino acids
3. Nucleotide
4. Peptides