DNA Replication1 Producing Exact Copies of DNA

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DNA Replication: Producing Exact Copies of DNA Imagine you’re building a replica of a complex structure, like a Lego model. Each piece must fit perfectly to create an exact copy. DNA replication works similarly, ensuring that every cell in your body has an identical set of genetic instructions. Why DNA Replication Matters DNA replication is essential for: Reproduction: Offspring inherit DNA from their parents. Growth and Tissue Replacement: Multicellular organisms rely on cell division to grow and repair tissues. Tip Before a cell divides, it must replicate its DNA so that each daughter cell receives a complete set of genetic instructions. The Mechanism of DNA Replication Definition DNA Replication DNA replication is the biological process by which a cell copies its DNA to ensure that each daughter cell receives an identical set of genetic instructions during cell division. It is essential for growth, repair, and reproduction in living organisms. It is a highly coordinated process involving several key steps and enzymes. 1. Unwinding the Double Helix The first step is to unwind the DNA double helix, which is tightly coiled like a spring. This task is performed by an enzyme call...