Which of the following sequences in double-stranded DNA is most likely to be recognized as a cutting site for a restriction enzyme?

Which of the following sequences in double-stranded DNA is most likely to be recognized as a cutting site for a restriction enzyme? 




A)
AAGG
TTCC
B)
AGTC
TCAG
C)
GGCC
CCGG
D)
ACCA
TGGT
E)
AAAA
TTTT





Answer: C


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