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Edexcel IGCSE Biology 3.13 Oestrogen and Testosterone Roles Questions

Compare oestrogen and testosterone changes at puberty and link them to features such as breasts, wider hips, facial hair, voice and muscle.

Syllabus
First assessment 2019
Course
Biology 4BI1

Exam points

  • Identify oestrogen as the hormone linked to female secondary sexual characteristics and compare its puberty pattern with testosterone.
  • Explain how rising testosterone and oestrogen levels during puberty are linked to male and female changes such as facial hair, deeper voice, muscle, breasts and wider hips.

Edexcel IGCSE Biology 3.13 Oestrogen and Testosterone Roles Questions 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

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