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Sex-linked inheritance — Edexcel GCSE Biology Definition | GradeGen

Home
Biology
Key terms
Sex-linked inheritance

GCSE Biology · key term

Sex-linked inheritance

Definition

Inheritance in which a gene responsible for a characteristic is located on a sex chromosome, usually the X chromosome in the GCSE examples studied.

Used by Edexcel

How each exam board covers it

Edexcel GCSE Biology · 1BI0

Specification 3.18B · Paper 1

Revise: Sex-Linked Disorders

Edexcel Biology past papers

Related key terms

Carrier
Family pedigree
Hemizygous
X-linked recessive disorder

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