A health education display has spaces for one hormone secreted by the ovaries and one hormone secreted by the testes. The available labels are adrenaline, progesterone, testosterone and thyroxine.
Which pair of labels should be used for the ovaries and the testes?
progesterone for the ovaries; testosterone for the testes
adrenaline for the ovaries; progesterone for the testes
testosterone for the ovaries; thyroxine for the testes
testosterone for the ovaries; progesterone for the testes
89 exam-style questions on Edexcel GCSE Biology 7.1 Hormones and coordination, covering 7.1.1 Endocrine glands and hormone transport, 7.1.2 Adrenalin and fight or flight, and 7.1.3 Thyroxine and negative feedback. Each one has a worked solution and a mark scheme showing where the marks go.