AFMC AFMC Solved Paper-2007

  • question_answer
    In an animal cell, protein synthesis takes place

    A) onlyon the ribosomes protein in the cytosol

    B) only on the ribosomes attached to nuclear envelope and endoplasmic reticulum

    C) on ribosomes present in the nucleolus as well as in cytoplasm

    D) on ribosomes present in the cytosol as well as in the mitochondria

    Correct Answer: D

    Solution :

    Though most of the protein synthesis occurs on the ribosomes in the cytoplasm, a number of proteins of the matrix and inner membrane of mitochondria are synthesised on the mitoribosomes (ribosomes present in the mitochondrion).


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