Cell wall may be absent in which of the following?
Correct answer: D. Bacteria & Archaea
- A. Plant & Algae
- B. Algae & Fungi
- C. Fungi & Archaea
- D. Bacteria & Archaea
Explanation
Bacteria and Archaea are the groups where cell walls may be absent. While many bacteria have cell walls, there are some bacteria such as Mycoplasma species, that lack a rigid cell wall. Archaea also have diverse cell envelope structures, and not all of them have a cell wall.
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