Nissl bodies are mainly composed of

1. Proteins and lipids

2. Nucleic acids and SER

3. DNA and RNA

4. Free ribosomes and RER

Doubtly Asked 30 Oct 2026 NEET UG 2018 Practice test neet Save WhatsApp Report

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Answer: 4. Free ribosomes and RER

Key idea: Nissl bodies are granular masses in the cell body and dendrites of neurons.

They are made of free ribosomes and rough endoplasmic reticulum and are the sites of protein synthesis in the neuron.

Answer: option 4.

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

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