IGCSE Chemistry

Sunday, September 8, 2019

2.94 understand the sources, roles and effects of the following hormones: testosterone, progesterone and oestrogen

Hormone
Source
Role
Effects
Testosterone
Testes
Main male sex hormone
Promotes male secondary characteristics
Progesterone
Ovaries
Supports pregnancy
Maintains lining of uterus
Oestrogen
Ovaries
Main female sex hormone
Controls the menstrual cycle and promotes female secondary sexual characteristics 

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