Enzymes Quiz

   Name the substrate of the catalase enzyme used in school experiments

• Hydrogen Peroxide

• Sodium chloride

• Hydrochloric Acid

• Sodium Hydroxide

Explain the term metabolism

• The way an organism gets its food

• Half of all the chemical reactions in the body

• The sum of all chemical reactions in the body.

• The sum of all the chemical reactions in the lab

How would one denature an enzyme in a school lab

• Hit it with a hammer

• Boil the enzyme

• Cool the enzyme

• Ask Mr. Cocoman

When investigating the effect of temperature on enzyme rate activity, a pH buffer was used. What is the purpose of a pH buffer?

• To make the reaction happen quicker

• To keep the pH constant during the experiment

• To keep the temperature constant

.What is the chemical nature of enzymes?

• Fats

• Carbohydrates

• Minerals

• Proteins

What is a denatured enzyme?

• An enzyme that works really well

• Loss of (enzyme) function (or activity)

Suggest a temperature that enzymes work best at in the human body

• 35 degrees Celsius

• 40 degrees Celsius

• 37 degrees Celsius

• 38 degrees celsius

What term best describes the shape of an enzyme?

• Folded

• Triangular

• Cuboid

• Circular

What is a catalyst

• A denatured enzyme

• A substance that speeds up a chemical reaction without being used in the reaction

• An immobilized enzyme.