A set of 3-4 lessons which outline the way in which bacteria reproduce, and then the way to grow bacteria on a agar plate. A lesson on the spread of antibacterial resistance (whilst the bacteria grow!). Links to external websites and screen grabs of application to real world situations. Slides giving a method to use for the practical, and then evaluation of the practical. Marking guidelines included to self assess evaluation. In line with AQA Biology specification.

An outline as to the lock and key model, guided activities for students to carry out. Linking enzymes to the digestive system; which enzymes are found where and carry out what function. Exam question also included. 1-2 lessons depending on prior knowledge and understanding.