Edexcel GCSE Biology · 1BI0
Specification 6.6 · Paper 2
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GCSE Biology · key term
A relationship in which one quantity changes by the same factor as another, so their ratio remains constant.
Used by Edexcel and OCR
Specification 6.6 · Paper 2
Paper 1 (Foundation), Paper 2 (Foundation), Paper 3 (Higher), Paper 4 (Higher)
A relationship in which two quantities change by the same scale factor, so their ratio remains constant.
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