direct proportion
What direct proportion means in Biology GCSE, as defined for AQA, OCR.
Definitions of direct proportion
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Reference: OCR
The expected number of individuals exhibiting a given trait scales in direct proportion with total sample size.
Comparing one part with the whole, such as 3 out of 4, or 0.75, or 75%.
Topics that use direct proportion
- Genetic inheritance (AQA GCSE)
- Inheritance (OCR GCSE)
Related terms
- Gene
- Phenotype
- polygenic inheritance
- Allele notation
- Alleles
- Asexual reproduction
- carrier identification
- Chromosome
Using direct proportion in the exam
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