A microbiologist analyzes the cell wall of an Escherichia coli bacterium. Which strengthening polymer is uniquely found in this structure?
Q1. A microbiologist analyzes the cell wall of an Escherichia coli bacterium. Which strengthening polymer is uniquely found in this structure?
Answer: Peptidoglycan
Explanation: Peptidoglycan (murein) is the prokaryotic cell wall polymer; chitin is tempting but is found in fungal cell walls.