Multiple choice

Which of the following features is associated with the lipopolysaccharide layer outside the peptidoglycan cell wall of a gram negative bacterium?

  1. It absorbs and holds gram stain.

  2. It protects the bacterium against certain antibiotics.

  3. It does not contain phospholipids.

  4. It allows the bacterium to attach to solid objects.

  5. It assists in the process of cell division.
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

A bacterium with an outer membrane is gram negative and protected against certain antibiotics such as penicillin.

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