Solved UPSC CDS/OTA Question
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Q · Unit of Life: Cellmedium · 45s
Which organelle is responsible for protein synthesis?
TopicUnit of Life: Cell
Question Typemultiple choice
Difficultymedium
Marking+1 / −0.33
Test Duration30 min
Step-by-Step Solution
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Ribosomes, composed of rRNA and proteins, translate mRNA into polypeptide chains. They occur free in the cytosol or bound to rough endoplasmic reticulum, determining protein destination.
Final Answer: Option A - Ribosome