Ribosomes are usually associated with______________?
Correct answer: B. Endoplasmic reticulum
- A. Mitochondria
- B. Endoplasmic reticulum
- C. Nucleolus
- D. Plasma membrane
Explanation
Most cytoplasmic ribosomes are attached to the rough endoplasmic reticulum, where they synthesise proteins destined for secretion, membranes, or lysosomes. Free ribosomes synthesise many intracellular proteins.
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