Many women use a contraceptive pill to prevent pregnancy. The pill contains hormones similar to oestrogen and progesterone.
Give one hormonal method of contraception, other than the pill.
Explain how the contraceptive pill prevents pregnancy.
A woman taking the pill forgets to take it for several days.
Explain why she may become pregnant.
90 exam-style questions on Edexcel GCSE Biology 7.2 Reproductive hormones, covering 7.2.1 Stages of the menstrual cycle, 7.2.2 Hormonal control of the menstrual cycle, 7.2.3 Hormonal contraception, 7.2.4 Evaluating contraception methods, and 7.2.5 Hormones in Assisted Reproductive Technology. Each one has a worked solution and a mark scheme showing where the marks go.