Pepsin

Contents

Key Stage 4

Meaning

Pepsin is a type of protease that is produced in the gastric glands in the stomach.

About Pepsin

Pepsin breaks proteins down into amino acids.

Pepsin has an optimal pH of around 1.6.

References

AQA

Pepsin, pages 30, 31, GCSE Biology; The Revision Guide, CGP, AQA

Pepsin, pages 46, 48, GCSE Biology; Third Edition, Oxford University Press, AQA