1. Enzymes

2. Question: What Are Enzymes?
Answer: enzymes are a type of Protein

3. Question: What Do Enzymes Do?
Answer: they speed up reactions in your body

4. How do enzymes speed up reactions?
Enzymes lower activation energy needed to start a reaction

5. Which hill would it take more energy to walk up?

6. Enzymes
Without Enzyme
With Enzyme

7. Shape and Function
1. Proteins have a specific shape that lets them do their specific function

8. Substrate Substrate - The substance an enzyme acts on Enzyme Joins

9. Active Site
Active site – the spot on the enzyme the substrate binds to
Active Site
Enzyme
Substrate

10. Active Site
Notice how the active site is the perfect shape to bind to the substrate
Like a lock and key
Active Site
Enzyme
Substrate

11. Question: How Can we ruin an Enzyme
remember how enzymes need a specific shape to do their specific function?
Answer: Heating an enzyme up too much changes its shape and stops it from doing its job