For example , a ribosomal mutation may protect a bacterial cell by changing the binding site of an antibiotic but will also slow protein synthesis .
Chromosomal mutations providing antibiotic resistance benefit the bacteria but also confer a cost of fitness .
A ribosomal mutation may protect a bacterial cell by changing the binding site of an antibiotic but will also slow protein synthesis .
Chromosomal mutations providing antibiotic resistance benefit the bacteria but also confer a cost of fitness .