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Objectives

To describe what enzymes are and what they do.
To explain what effects enzyme action and link these to their function and structure.

End Product

Use the internet at look into how enzymes are used in industry. Present your findings as a Powerpoint to class. Use this website for help:www.bbc.co.uk/

Task 3

Chew a piece of bread during the register and describe its taste.

Your teacher will explain an experiment: The Browning Apple Practical. You are to investigate the best way to prevent apples from browning once sliced looking at Temperature and pH. In Groups your apple is to be heated in water of 20oC intervals from 0oC to 100oC and washed in lemon juice, water and sugar solution.

You will then write up the practical fully with graphs and conclusions.
If you have completed all the work set have a go at this short quiz on enzymes at http://www.crocodileclips.com/absorb/AC4/sample/LR1507.html

All pieces of work must have the date and title. Don’t forget to save your work in your science folder. Remember you have this lesson to complete the task you are on.