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DNA replication · IB Biology HL

BiologyTopic D1.1P2

DNA replication — IB Biology HL practice

Syllabus point D1.1 on Biology HL. Revise the topic, then upload your response for criterion-based marking — band-by-band feedback against official IB assessment criteria, not a generic AI grade.

Practice task

Biology — P2: DNA replication Submit your work on "DNA replication" for IB criterion-based examiner feedback. IB Biology HL — data response and extended response against markbands. Paste your response below (essay extract, exhibition commentary, comparative analysis, reflection, etc.) or upload a photo of handwritten work.

Upload your answer for marking →

IB Biology HL — data response and extended response against markbands.

Frequently asked questions

How do I practise IB Biology DNA replication?
Revise the free lesson on DNA replication (D1.1), then submit your response for criterion-based marking. IB examiners use markbands — our /mark tool scores band-by-band against the official descriptors.
What assessment criteria apply to DNA replication?
For IB Biology HL, marking uses: IB Biology HL — data response and extended response against markbands.. Upload your work to see where your response sits in each band.
Is DNA replication (D1.1) free on MarkScheme?
Criterion practice marking for DNA replication is free on MarkScheme.