AQA GCSE Biology · 8461
Specification 4.6.3.4 · Paper 2
- Revise: Evidence for Evolution
An environmental factor that affects which individuals are more likely to survive and reproduce.
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GCSE Biology · key term
A factor that makes organisms with some inherited characteristics more likely to survive and reproduce than others.
Used by AQA, Edexcel and OCR
Specification 4.6.3.4 · Paper 2
An environmental factor that affects which individuals are more likely to survive and reproduce.
Specification 4.3, 4.12B, 4.14 · Paper 1
A factor in an environment that makes organisms with some inherited characteristics more likely to survive and reproduce than others.
A factor that causes individuals with some inherited characteristics to survive and reproduce more successfully than others.
Specification B5.2e · Paper 2 (Foundation), Paper 4 (Higher)
An environmental factor that affects which individuals survive and reproduce.
Do not say that bacteria develop resistance because they need it or that the antibiotic causes the useful mutation. The antibiotic acts as a selection pressure on variation that already exists.
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