MCAT Question of the Day
    •

    Q:

    		 Two different restriction enzymes cut at specific sequence sites on DNA fragments. The cut DNA fragments are then placed with DNA ligase to ligate compatible fragments. Which of four fragments will ligate with the following fragment:

    -C
    -GTTACA

    Note: The dashes indicate continuing sequence.
    		 

    A
    -CTGTAA
    -G

    B
    -AATGT
    -T

    C
    -TGTAA
    -A

    D
    -CAATGT
    -G



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