What does contraception do?
What does contraception do?
Contraception is a method used to prevent pregnancy. It may use hormones to prevent ovulation, or create a barrier that stops sperm from reaching an egg.
Step-by-step lessons on Edexcel GCSE Biology 7.2.4 Evaluating contraception methods. Each one builds up to exam-style questions. Start with the foundational topics and build up to the higher-tier material.