AQA GCSE Combined Science Trilogy · 8464
Specification 4.6.1.5 · Paper 2
Revise: Inherited DisordersPolydactyly means having extra fingers or toes. It is caused by a dominant allele.
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GCSE Combined Science · key term
Having extra fingers or toes; the inherited form studied here is caused by a dominant allele.
Used by AQA
Specification 4.6.1.5 · Paper 2
Revise: Inherited DisordersPolydactyly means having extra fingers or toes. It is caused by a dominant allele.
State that cystic fibrosis is a disorder of cell membranes caused by a recessive allele, whereas polydactyly means extra fingers or toes and is caused by a dominant allele.
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