Enzymes

Question 1

What do catalysts do?

Answer 1

They increase the rate of chemical reactions without being used up

Question 2

What are biological catalysts called?

Answer 2

Enzymes

Question 3

Which type of molecule are enzymes made from?

Answer 3

Proteins

Question 4

What property of enzymes is vital for its function?

Answer 4

The shape of the enzyme molecule

Question 5

What do high temperatures do to enzymes?

Answer 5

Change the shape of the enzyme molecule - the enzyme is denatured

Question 6

What other factor is important for enzymes to function correctly?

Answer 6

pH

Question 7

What does denatured mean?

Answer 7

When the active site of an enzyme changes shape

Question 8

What does amylase do?

Answer 8

It catalyses the breakdown of starch into sugars in the mouth and small intestine

Question 9

What does protease do?

Answer 9

It catalyses the breakdown of proteins into amino acids in the stomach and small intestine

Question 10

What does lipase do?

Answer 10

It catalyses the breakdown of lipids (fats and oils) into fatty acids and glycerol in the small intestine