Biology A H020
OCR AS Level Biology A H020 — Nucleotides and Nucleic Acids topical past papers
21 past-paper questions on Nucleotides and Nucleic Acids for Biology A H020.
- Questions
- 21
- Years
- 2017–2024
- With mark scheme
- 100%
- Questions 2020–2024
- 13
Anyone can browse these pages. Opening the questions and their mark schemes takes a free Momentum account.
How Nucleotides and Nucleic Acids has been examined
From 2020 to 2024, Nucleotides and Nucleic Acids was on Paper 1 in 5 of 5 exam series, worth about 17% of that paper’s marks.
| Paper | Questions | Share of marks | Series |
|---|---|---|---|
| Paper 1 | 13 | 17% | 5 of 5 |
Momentum’s own count, over the questions in its bank for these years: a series is one exam session, every zone included, and a question filed under two chapters counts in both. Median marks per question: 1.
Filed in Momentum under: Nucleotides and Nucleic Acids.
Practising in Momentum
- Every question in a chapter as one list, from every paper and year in the bank, newest first or shuffled.
- Each question turns over to its own part of the mark scheme, where the board published one.
- Narrow by paper, year, session, zone and marks, and star the questions worth keeping.
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