AS & A Level Biology (9700)
Inherited change Banker
16 questions · about 6% of the marks we indexed · examined in 9 of 9 sessions.
Questions by year
2026
- 2026 May/June · Paper 42 · Q2 (b(i), b(ii), c)6 marksControl of gene expression
- 2026 May/June · Paper 42 · Q5 (a, b, c)9 marksGenetic crosses (mono/dihybrid, sex linkage, codominance, epistasis)
2025
- 2025 Oct/Nov · Paper 42 · Q2 (a, b)8 marksGenetic crosses (mono/dihybrid, sex linkage, codominance, epistasis)
- 2025 Oct/Nov · Paper 42 · Q3 (a(i), a(ii))5 marksControl of gene expression
- 2025 May/June · Paper 42 · Q3 (a(i), a(ii), c(ii))9 marksControl of gene expression · Genetic crosses (mono/dihybrid, sex linkage, codominance, epistasis)
- 2025 May/June · Paper 42 · Q4 (a, b, c(i), c(ii))8 marksMeiosis & genetic variation
2024
- 2024 Oct/Nov · Paper 42 · Q4 (a, b)6 marksGenetic crosses (mono/dihybrid, sex linkage, codominance, epistasis)
- 2024 May/June · Paper 42 · Q3 (a, b, c, d(i), d(ii), d(iii))11 marksChi-squared test · Genetic crosses (mono/dihybrid, sex linkage, codominance, epistasis)
- 2024 May/June · Paper 42 · Q4 (a, b, c)11 marksControl of gene expression
2023
- 2023 Oct/Nov · Paper 42 · Q2 (a, b, c)12 marksMeiosis & genetic variation
- 2023 Oct/Nov · Paper 42 · Q5 (a, b, c)9 marksChi-squared test · Genetic crosses (mono/dihybrid, sex linkage, codominance, epistasis)
- 2023 May/June · Paper 42 · Q2 (a, b, c)7 marksMeiosis & genetic variation
2022
- 2022 Oct/Nov · Paper 42 · Q6 (a(i), a(ii), a(iii), a(iv), b(i), b(ii))13 marksControl of gene expression
- 2022 Oct/Nov · Paper 42 · Q7 (a, b, c)10 marksGenetic crosses (mono/dihybrid, sex linkage, codominance, epistasis)
- 2022 May/June · Paper 42 · Q1 (a(i), a(iii), b)7 marksControl of gene expression · Genetic crosses (mono/dihybrid, sex linkage, codominance, epistasis)
- 2022 May/June · Paper 42 · Q7 (a, b(i), b(ii), c)9 marksControl of gene expression
No questions match this filter.
Find the full paper on the official Cambridge past-papers page or ask your school. “Paper 42” means Paper 4, variant 2.
Similar questions
Questions that test the same subtopic in different years. Practise them together to master one skill.
Genetic crosses (mono/dihybrid, sex linkage, codominance, epistasis) Banker8 questions · 8/9 sessions
Control of gene expression 7 questions · 6/9 sessions
Meiosis & genetic variation 3 questions · 3/9 sessions
Chi-squared test Rare2 questions · 2/9 sessions
Subtopics
| Subtopic | Marks indexed | Sessions |
|---|---|---|
| Genetic crosses (mono/dihybrid, sex linkage, codominance, epistasis) Banker | 58 | 8/9 |
| Control of gene expression | 50 | 6/9 |
| Meiosis & genetic variation | 27 | 3/9 |
| Chi-squared test Rare | 5 | 2/9 |