Скачать с ютуб GCSE Biology Revision "Required Practical 5: Effect of pH on Amylase" в хорошем качестве

GCSE Biology Revision "Required Practical 5: Effect of pH on Amylase"

GCSE workbooks https://www.amazon.co.uk/Dr-Shaun-Don... School licenses from 40p per copy https://www.freesciencelessons.co.uk/... In this video, we look at how to investigate the effect of pH on the enzyme amylase. This is a required practical so it's important that you learn the details. I take you through the stages and then discuss the problems with the practical. This video is based on the AQA spec. If you are following a different exam board then you should check your specification. The Amazon link above is an affiliate link. This provides a small commission which helps to support freesciencelessons. The cost remains the same to you. If you prefer not to use this, you can search Amazon for the Freesciencelessons workbooks. Deliberate Thought by Kevin MacLeod is licensed under a Creative Commons Attribution licence (https://creativecommons.org/licenses/...) Source: http://incompetech.com/music/royalty-... Artist: http://incompetech.com/ Image credits: All images were created by and are the property of Autonomy Education Ltd.