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
Practise linking testosterone and oestrogen to the development of secondary sexual characteristics during puberty.
State the name of the hormone that causes voices to deepen at puberty.
testosterone ;