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  • Chromosome Replication: Understanding the S Phase of the Cell Cycle
    Chromosomes are replicated during the S phase (Synthesis phase) of the cell cycle.

    Here's a breakdown of the cell cycle stages:

    * Interphase: This is the longest stage of the cell cycle, where the cell grows and prepares for division. It consists of three sub-phases:

    * G1 phase (Gap 1): The cell grows and carries out its normal functions.

    * S phase (Synthesis): This is where DNA replication occurs, ensuring each daughter cell receives a complete copy of the genome.

    * G2 phase (Gap 2): The cell continues to grow and prepares for mitosis or meiosis.

    * M phase (Mitosis or Meiosis): This is the stage where the cell actually divides into two daughter cells.

    Therefore, the S phase is crucial for ensuring that each daughter cell receives a complete and accurate copy of the genetic information from the parent cell.

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