IGCSE Bio Topic 5 – Enzymes

Topic 5 revision notes in downloadable word format.

For self-assessment questions, with exercises and discussions, just click on ‘The chemicals of living cells’ (qu.13 onwards) at Biology GCSE & IGCSE Question Bank. A powerpoint (the chemicals of living cells) can be downloaded from the same site here. The s-cool revision site lets you revise the topic, summarizes the topic and tests you on it. GCSE Bitesize has revision pages (that take you through the topic), a test and an activity.

Effect of Temperature and pH on enzyme activity from clairebloom

A lesson on Enzymes from Mr Dare:

Science Bank 8: you just need Part 3 (from 9m 55s) – Enzymes – biological catalysts & factors affecting their rate:

Two videos on Enzymes – 4m 19s vid from GCSE Bitesize and 2m 48s from Clipbank video resources.

A simple animated tutorial from McGraw Hill Education on how enzymes work.

Mr W sings ‘Enzymes!’:

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