Which statement about DNA replication is correct?

Answer and explanation

Correct answer: C. It is semi-conservative: each new molecule has one original strand and one newly made strand

  1. Step 1: The Meselson and Stahl experiment supported the semi-conservative model. Step 2. Each daughter molecule keeps one original strand. Answer: semi-conservative. Why not the others: these models were rejected, and DNA polymerase works 5' to 3'.

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