Oestrogen concentration rises to a high level shortly before ovulation. Which combination of effects follows?
FSH release is inhibited and LH release is stimulated.
FSH release is stimulated and LH release is inhibited.
Progesterone release is inhibited and FSH release is stimulated.
Progesterone release is stimulated and LH release is inhibited.
62 exam-style questions on AQA GCSE Biology 5.3 Hormonal coordination in humans, covering 5.3.1 Human endocrine system, 5.3.2 Control of blood glucose concentration, 5.3.3 Maintaining water and nitrogen balance in the body, 5.3.4 Hormones in human reproduction, 5.3.5 Contraception, 5.3.6 The use of hormones to treat infertility (HT only), and 5.3.7 Negative feedback (HT only). Each one has a worked solution and a mark scheme showing where the marks go.