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Mutations and Phenotypic Variants — OCR GCSE Combined Science A J250
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Combined Science
OCR GCSE Combined Science A
Genes, Inheritance and Selection
Inheritance
Mutations and Phenotypic Variants
OCR GCSE Combined Science A · J250
Mutations and Phenotypic Variants
What you need to know
Recall that all genetic variants initially arise from mutations.
Understand that while most mutations have no effect on the phenotype, some can influence it, and a very few will definitively determine the phenotype.
Revision notes
1
Mutations and Phenotypic Variants
4 key terms
Practise with past papers
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Genotype and Environmental Interactions
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Haploid and Diploid Cells