easy · MCAT bio-biochem

Which of the following best describes the semiconservative model of DNA replication?

  1. Each daughter DNA molecule contains one original strand and one newly synthesized strand.
  2. The original double helix remains fully intact, and a completely new copy is made.
  3. The original DNA molecule is broken into fragments, and new pieces are filled in randomly.
  4. Only the specific genes that are currently being actively transcribed get replicated in this cycle.

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