. Protein synthesis occurs
A. On ribosmes present in cytosol as well as in mitochindria
B. Only on ribosomes attached to the nuclear envelope and endoplasmic reticulum
C. Only on the ribosomes present in cytosol
D. On ribosomes present in the nucleolus as well as cytoplasm
Best Answer
A. Ribosomes are the sites of protein synthesis. Mitochondrion being a semi-autonomous organelle has its own protein synthesizing machinery.
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