题目内容

InE.coli, yeast and virus, DNA replication is initiate at a specific origin site, which consists of several short tandem repeats and binds to initiate proteins.()

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The binding of DnaA to the replicator is sequence specific.()

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SeqA protein and methyltransferase Dam in E.coli would competitively bind to methylated GATC sequence.()

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The methylation of GATC sequence near the OriC site of E.coli is closely related to the initiation of replication.()

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多选题 The characteristics of all replication origins in prokaryotes, eukaryotes and virus are:()

A. It is unique DNA sequence consisting of several short tandem repeats.
B. It is palindromic sequence that can form stable secondary structure.
C. DNA binding proteins can specific recognize these short tandem repeats.
D. It is next to the DNA sequence rich of A-T and easy to unwind.
E. It is next to the DNA sequence rich of G-C and can stable replication complex.

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