Sex-Linked Inheritance – Worksheet


Worksheet to accompany the lesson Sex-Linked Inheritance.

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sex-linked inheritance worksheet


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Worksheet Contents

  • This worksheet covers:
  • Sex-linked traits
  • X-linked traits
  • Y-linked traits
  • Hemizygosity
  • Writing genotypes for sex-linked traits
  • X-linked inheritance in males
  • X-linked inheritance in females
  • Y-linked inheritance in males
  • Y-linked inheritance in females
  • Includes:
  • Unit outline.
  • Cloze activity (fill in the blanks).
  • Short-answer questions.
  • Extension questions.
  • Teacher version containing complete answers.
  • Aligned to the Australian Year 10 Science curriculum.
  • 6 pages.

Learning Outcomes

  • By the end of this worksheet students will be able to:
  • ☑   Explain what a sex-linked trait is.
  • ☑   Differentiate between X-linked traits and Y-linked traits.
  • ☑   Define ‘hemizygous’.
  • ☑   Write genotypes for sex-linked traits.
  • ☑   Determine possible genotypes for X-linked and Y-linked traits in males and females.
  • ☑   Predict phenotypes for X-linked and Y-linked traits in males and females.
  • ☑   Compare sex-linked inheritance in males and females.


This resource is also included in the Year 10 Biology PDF Workbook.


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