The last step in synthesis of peptidoglycan is
A- attachment of a peptide to muramic acid
B- attaching two amino acids to form a cross-link
C- attachment of a portion of peptidoglycan to a membrane lipid
D- binding of penicillin to a membrane protein
A- attachment of a peptide to muramic acid
B- attaching two amino acids to form a cross-link
C- attachment of a portion of peptidoglycan to a membrane lipid
D- binding of penicillin to a membrane protein