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by Colton
1

fast slow lock key water oxygen

Each enzyme works with only one molecule because of the and model .

2

catalase substrate active site hydrogen protein

When yeast is mixed with hydrogen peroxide , the enzymes breaks it down .

3

oxygen hydrogen substrate hot

The bubbles you see in the reaction are made of ga s

4

proteins hydrogen water oxygen peroxide

Yeast contains the enzyme catalase because it helps protect cells from

5

enzyme catalase protein substrat

The molecules that fits into an enzyme is called a

6

slow cold fast faster hot

Enzymes are important because they help reactions happen enough to keep us alive

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