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    Which of the following is responsible for controlling the copy number of the linked DNA during replication?
    Question

    Which of the following is responsible for controlling the copy number of the linked DNA during replication?

    A.

    Selectable marker

    B.

    Origin of replication

    C.

    Cloning sites

    D.

    Promoter

    Correct option is B

    origin of replication is a sequence from where replication starts, any piece of DNA when linked to the sequence can be made to replicate within the host cell, it also controls the copy number of the linked DNA

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