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DNA Replication: Unzipping the Double Helix

Explore how enzymes unzip, prime, extend, ligate, and repair DNA at the replication fork.

Replication fork · 1/6

Unzip the parent DNA and read it as two copies

In DNA replication, each of the two strands of the parent DNA becomes a template. First see the replication fork, leading strand, lagging strand, and proofreading site as a single map.

Basics: OpenStax Biology 2e: Basics of DNA Replication.

Looking only at the process timeline, grasp the order: unzip, place, extend, join, fix.

Replication StoryOverview

See the whole flow as the parent DNA unzips and separates into two new DNA copies.

Discovery check

In DNA replication, what role do the two strands of the parent DNA play?