【单选题】A researcher is trying to design an antibiotic to kill bacteria but not harm any human cells. Which one of the following theoretically could be used for this purpose?
A.
A medication that inhibits reactions using only D-amino acids
B.
A medication that inhibits reactions using only L-amino acids
C.
A medication that inhibits reactions using only amino acids containing a β -amino group
D.
A medication that inhibits reactions using only amino acids containing a γ -amino group
E.
A medication that only inhibits reactions using only aromatic aminoacids