All are correct about DNA gyrase in E. coli EXCEPT:
A) It is a topoisomerase that hydrolyzes ATP during its reaction mechanism.
B) Its mechanism involves the breaking of a single phosphoester bond in one strand of dsDNA.
C) It works to remove positive supercoiling introduced by the DnaB protein (helicase) .
D) It works to introduce negative supercoiling in DNA to overcome the torsion stress imposed upon unwinding.
E) All are true.
Correct Answer:
Verified
Q15: Which of the following is NOT true
Q16: The enzyme that seals nicks in dsDNA
Q17: E. coli DNA polymerase I has all
Q18: Enzymes that catalyze the unwinding of DNA
Q19: 3'-Exonuclease activity of DNA polymerase I of
Q21: The correct sequence for homologous recombination steps
Q22: All are characteristics of transposons EXCEPT:
A) segments
Q23: One function of the RecA protein in
Q24: Telomeres have all of the characteristics EXCEPT:
A)
Q25: Progression through the cell cycle for eukaryotic
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