Digestion And Enzymes

Question 1

What are enzymes?

Answer 1

Enzymes are biological catalysts that speed up the rate of biological reactions

Question 2

Name the model of enzyme action

Answer 2

Lock and key

Question 3

How do enzymes with different specificities differ from each other?

Answer 3

Enzymes with different specificities have differently shaped active sites that only specific substrate can fit into

Question 4

What substrate fits into the active site of amylase?

Answer 4

Starch

Question 5

What substrate fits into the active site of protease?

Answer 5

Protein

Question 6

What substrate fits into the active site of lipase?

Answer 6

Fats

Question 7

What substrate fits into the active site of carbohydrase?

Answer 7

Carbohydrates

Question 8

What factors affect the rate of enzyme activity?

Answer 8

Temperature, pH and enzyme concentration

Question 9

What is the optimum temperature for enzymes

Answer 9

Around 37 degrees Celsius

Question 10

What is the optimum pH for enzymes

Answer 10

7