Edexcel IGCSE Biology 3.13 oestrogen and testosterone roles
Practise sex hormone roles by reading puberty hormone graphs and linking oestrogen or testosterone to secondary sexual characteristics.
- Syllabus
- First assessment 2019
- Course
- Biology 4BI1
Exam points
- Interpret hormone graphs to distinguish male and female puberty patterns.
- Link oestrogen or testosterone increases to secondary sexual characteristic development.
3.13 Oestrogen and testosterone roles question 1
[Maximum number: 1]
Animals produce hormones to communicate between cells.
Which hormone causes the development of secondary sexual characteristics in girls?
A
adrenaline
B
oestrogen
C
progesterone
D
testosterone
B
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