Edexcel Additional Biology: Enzymes, Digestion and Mutations

Subjects: enzymes; mutations; digestion; 'lock-and-key' hypothesis.

Most of my notes are from textbooks so they should be accurate.

Hope this helps you revise - it definitely helped me.

Good luck!




Why is each protein a different shape?

What is a mutation?

Effects of mutations?

Define enzyme.

Define catalyst.

How do microorganisms and fungi use digestive enzymes?

Define substrate molecule.

3 factors effecting enzyme production?

Explain the 'lock-and-key' hypothesis.

What happens if you change the pH or temperature?


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