CAIE IGCSE Biology 16.5.1 Roles of Testosterone and Oestrogen Questions

Practise linking testosterone and oestrogen to the development of secondary sexual characteristics during puberty.

Syllabus
2026–2028
Course
Biology 0610

Exam points

  • link testosterone to male secondary sexual characteristics such as a deeper voice
  • link oestrogen to female secondary sexual characteristics such as breast and hip development

CAIE IGCSE Biology 16.5.1 Roles of Testosterone and Oestrogen Questions question 1

[Maximum number: 1]

State the name of the hormone that causes voices to deepen at puberty.

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