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How Do Cells Replicate Dna

Maya Lin-Takahashi • • 8 min read
How Do Cells Replicate Dna

Replication occurs in three major steps: the opening of the double helix and separation of the DNA strands, the priming of the template strand, and the assembly of the new DNA segment. … Finally, a special enzyme called DNA polymerase organizes the assembly of the new DNA strands.

What are the 4 steps of DNA replication?

  • Step 1: Replication Fork Formation. Before DNA can be replicated, the double stranded molecule must be “unzipped” into two single strands. …
  • Step 2: Primer Binding. The leading strand is the simplest to replicate. …
  • Step 3: Elongation. …
  • Step 4: Termination.

How do cells normally replicate?

Most cells are observed in Interphase, the longest part of the cell cycle. After acquiring sufficient size and ATP, the cells then undergo DNA Synthesis (replication of the original DNA molecules, making identical copies, one “new molecule” eventually destined for each new cell) which occurs during the S phase.

Maya Lin-Takahashi
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Maya Lin-Takahashi

Maya is a hardware enthusiast who tests and reviews smart home devices, smartphones, wearables, and audio gear. She focuses on practical consumer value and build quality.