Life uses only L-amino acids + D-sugars. Origin hypotheses: parity violation (Vester-Ulbricht), amplification by Soai reaction, meteoritic ee. Drug enantiomers can differ pharmacologically (thalidomide).
Life uses only L-amino acids + D-sugars. Origin hypotheses: parity violation (Vester-Ulbricht), amplification by Soai reaction, meteoritic ee. Drug enantiomers can differ pharmacologically (thalidomide).