This PPT goes through the various factors that affect enzyme activity such as substrate concentration, pH levels and temperature. It also looks at competitive and non-competitive inhibitors. \n\nPractice and exam questions are at the end. Exam questions have detailed answers,
Designed for AQA AS Biology Unit 1 Section 2 - the Digestive System. Copy the PowerPoint labelled 'to display' onto A3 and stick the first four sheets around the room. Pupils 'collect' the information (which makes things a little more independent) and compile the info on the fifth slide. The information is then used to answer graded questions, and pupils can use the mark scheme to peer-assess.
This is for a 100 minute lesson, but there are two tasks which could be split over two 50 min lessons.
The Timeline Poster is one activity and the Darwin text based activity is the second activity.
The text may be too textual for low ability or low reading age students, my low reading age group had an LSA and they were ACE!