阿摩線上測驗
13. Suppose a DNA replication error is not corrected. After two cell divisions, how many of the four daughter cells contain this mutation (assuming that the mistake was never corrected)?
(A) one
(B) two
(C)three
(D) four
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統計： A(1), B(1), C(0), D(1), E(0) #3426522
統計： A(1), B(1), C(0), D(1), E(0) #3426522
