Topic: Cell theory, prokaryotic and eukaryotic cells, plant vs animal cell· Cell Structure and Function

A specialised membranous structure in a prokaryotic cell which helps in cell wall formation, DNA replication and respiration is :

1. Mesosome

2. Chromatophores

3. Cristae

4. Endoplasmic Reticulum

Doubtly Asked 30 Oct 2026 NEET UG 2025 Practice test neet Save WhatsApp Report

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Answer: 1. Mesosome

Key idea: Mesosomes are infoldings of the plasma membrane in prokaryotes.

They help in cell wall formation, DNA replication and respiration. Chromatophores hold photosynthetic pigments, and cristae and ER occur in eukaryotes.

Doubtly AI · 30 Oct 2026 AI-generated · not yet verified Report

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A specialised membranous structure in a prokaryotic cell which helps in cell wall formation, DNA replication and respiration is :

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