Bacterial cell walls contain a peptidoglycan structure composed of N-acetyl glucosamine, diaminopimelic acid, and muramic acid. These components work together to provide structural strength and protection against environmental stresses. Hence, the correct answer is 'All of the above.' ;
Bacterial cell walls contain a structure called peptidoglycan made up of N-acetyl glucosamine, muramic acid, and diaminopimelic acid. These components provide strength and protection to the bacteria. Therefore, the correct answer is 'All of the above.'
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