discontinuous variation
What discontinuous variation means in Biology GCSE, as defined for AQA, OCR.
Definitions of discontinuous variation
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Reference: OCR
Distinct, non-overlapping categories with no intermediate states, such as human ABO blood groups or eye colour, typically controlled by a single gene with negligible environmental influence.
Variation where individuals fall into distinct categories, for example blood group or flower colour.
Topics that use discontinuous variation
- Theory of evolution (biology only) (AQA GCSE)
- Inheritance (OCR GCSE)
Related terms
- continuous variation
- Asexual reproduction
- carrier identification
- chromosomes
- data interpretation
- Differential survival and reproduction
- direct proportion
- DNA
Using discontinuous variation in the exam
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