Which Statement Regarding the Regulation of Initiation in E

question 47

Multiple Choice

Which statement regarding the regulation of initiation in E. coli is CORRECT?

• A) DnaA binds its consensus sequence at oriC only when the sequence is fully acetylated.
• B) After replication, the DNA at oriC is hemi-acetylated and in this state it cannot bind DnaA.
• C) After replication the DNA at oriC is hemi-methylated, and in this state it binds DnaA with high affinity.
• D) The binding affinity of DnaA for its binding sites in oriC is dependent only on methylation of DNA.
• E) DnaA binds its consensus sequence at oriC only when the sequence is fully methylated.

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