IB Biology HL D3.2.12 Haemophilia Questions

Infer haemophilia carrier and affected genotypes from pedigrees and explain X-linked recessive transmission with allele notation in IB Biology HL D3.2.12.

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Deduce carrier and affected haemophilia genotypes from an X-linked pedigree, identifying heterozygous females and affected males.
Explain haemophilia inheritance across generations using X-linked recessive notation and a Punnett-grid example.

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Study D3.2.12—Haemophilia conceptsOpen the corresponding Concept lesson for explanations, examples and exam connections.

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Hemophilia is a sex-linked disease that affected some members of royal families in Europe during the 19th and 20th centuries.

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Deduce the genotype of Queen Victoria's daughter Alice.

$\mathrm{X}^{\mathrm{H}} \mathrm{X}^{\mathrm{h}}$ ;

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IB Biology HL D3.2.12 Haemophilia Questions question 1