11. At replication forks in E. coli:
(A)DNA helicases make endonucleolytic cuts in DNA.
(B)DNA primers are degraded by exonucleases.
(C)DNA topoisomerases make endonucleolytic cuts in DNA.
(D)RNA primers are removed by primase.
(E)RNA primers are synthesized by primase.
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統計: A(0), B(0), C(0), D(0), E(1) #3392786
統計: A(0), B(0), C(0), D(0), E(1) #3392786