Enzyme

The most common enzyme on the planet

• HCl

• Rubisco

• Catalase

How do enzymes speed up the chemical reactions?

• Increasing activation energy

• Decreasing activation energy

• Decreasing deactivation energy

What is a substance called if it speeds up a chemical reaction?

• catalyst

• cofactor

• coenzyme

Each enzyme only has 1 substrate that will fit its active site. What is this called?

• reusability

• denaturation

• specificity

With what 3 letters do enzymes typically end?

• -ese

• -ase

• -ose

Which of the following conclusions can be drawn from this graph?

• The optimum pH of the enzyme is 6.6.

• The optimum pH of the enzyme is 5.8

• The enzyme’s activity increases as pH increase 5.0 to 9.0

Based on the graph, what is the optimal temperature for this enzyme?

• 15^oC

• 30^oC

• 40^oC

In the diagram, what is the letter A?

• product

• substrate

• enzyme-substrate complex

  Incorrect

Enzymes are...

• carbohydrates

• lipids

• proteins

What happens when enzymes are heated to a high temperature?

• The enzymes' amino acid sequence changes.

• The shapes of the enzyme are altered denature

• The enzymes remain the same