Cell metabolism

1

Enzymes are made from which biochemical molecule?

2

The substrate fits into which part of the enzyme?

3

As temperature increases what happens to the rate of enzyme action ?

4

What is the enzyme called if the active site has changed shape due to high temperatures or extreme changes in pH?

5

What is the optimum temperature for enzymes found in the human body?

6

The long chain carbohydrate starch is broken down by what type of enzyme?

7

Benedict’s reagent indicates the presence of glucose in food. What is the correct order of colour changes if glucose is present?

8

Which of these substances is released during anaerobic respiration in humans?

9

Which of these is a molecule produced during respiration?

10

In anaerobic respiration, less energy is released from food for what reason?