J & K CET Medical J & K - CET Medical Solved Paper-2001

  • question_answer
    In a cell cycle the RNA synthesis, needed in protein synthesis, occurs in :

    A)  synthetic period

    B)  post-mitotic gap period

    C)  pre-mitotic gap period

    D)  prophase

    Correct Answer: B

    Solution :

                    The \[{{G}_{1}}\] phase (post mitotic gap period) involves transcription of 3 types of RNA (r-RNA, m-RNA, t-RNA), proteins necessary for DNA replication and enzymes. Terminally differentiated somatic cells that no longer divide are arrested usually in \[{{G}_{1}}\]stage such a type of \[{{G}_{1}}\]phase is called \[{{G}_{2}}\]phase.


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