Who Wants To Be A Millionaire? Enzyme’s Edition

Question 1

Enzymes… A speed up reactions and remain unchanged B slow down reactions and remain unchanged C speed up reactions and are used up in the reaction D slow down reactions and are used up in the reaction

Enzymes A A speed up reactions and remain unchanged B B slow down reactions and remain unchanged C C speed up reactions and are used up in the reaction D D slow down reactions and are used up in the reaction A A B B C C D D

£100

Question 2

Enzymes are made of… A Carbohydrates B Fats C Protein D Minerals

Enzymes are made from? Carbohydrates Fats Protein Minerals A A B B C C D D Carbohydrates Fats Protein Minerals

£200

Question 3

What is an active site? A A The place on a substrate where the enzyme binds B B The place on the substrate where the product binds. C C The place on the product where the substrate binds. D D The place on an enzyme where the substrate binds.

The place on a substrate where the enzyme binds Question? A A B B C C D D The place on a substrate where the enzyme binds The place on the substrate where the product binds. The place on the product where the substrate binds. The place on an enzyme where the substrate binds.

£300

Question 4

Which graph shows the effect of temperature on enzyme activity? A B C D

Which graph shows the effect of temperature on enzyme activity? A B C D A A B B C C D D

£500

Question 5

What will bind to an active site? A A All types of substrate molecule. B B All types of product molecule. C C One type of substrate molecule D D One type of product molecule

What will bind to an active site? A A B B C C D D All types of substrate molecule. All types of product molecule. One type of substrate molecule One type of product molecule

£1,000

Question 6

Enzymes will work at … A A only one pH B B all pHs C C a range of pHs D D acidic pHs

Enzymes will work at … A A only one pH B B all pHs C C a range of pHs D D acidic pHs

£2,000

Question 7

Which of the following are correct? A A Starch catalase maltose B B Starch amylase maltose C C Starch amylase glucose D D Starch catalase glucose

Which of the following are correct? A A Starch catalase maltose B B Starch amylase maltose C C Starch amylase glucose D D Starch catalase glucose

£4,000

Question 8

Which of the following is correct? A A The substrate of phosphorylase is hydrogen peroxide. B B The substrate of phosphorylase is glucose-1-phosphate. C C The substrate of phosphorylase is protein. D D The substrate of phosphorylase is starch.

Which of the following is correct? A A The substrate of phosphorylase is hydrogen peroxide. B B The substrate of phosphorylase is glucose-1-phosphate. C C The substrate of phosphorylase is protein. D D The substrate of phosphorylase is starch.

£8,000

Question 9

Which of the following is correct? A A B B C C D D Amylase is a synthesis enzyme. Catalase is a breakdown enzyme. Phosphorylase is a synthesis enzyme. Catalase is a breakdown enzyme. Catalase is a synthesis enzyme. Amylase is a breakdown enzyme. Amylase is a synthesis enzyme. Phosphorylase is a breakdown enzyme.

Which of the following is correct? A A B B C C D D Amylase is a synthesis enzyme. Catalase is a breakdown enzyme. Phosphorylase is a synthesis enzyme. Catalase is a breakdown enzyme. Catalase is a synthesis enzyme. Amylase is a breakdown enzyme. Amylase is a synthesis enzyme. Phosphorylase is a breakdown enzyme.

£16,000

Question 10

Which term best describes a denatured enzyme? A A Its active site has changed shape. B B Dead/dying C C Working at its fastest rate. D D Attached to the substrate.

Which term best describes a denatured enzyme? A A Its active site has changed shape. B B Dead/dying C C Working at its fastest rate. D D Attached to the substrate.

£32,000

Question 11

A A Coding for the production of an inducer molecule According to the Jacob-Monod hypothesis, a regulator gene is responsible for? A A Coding for the production of an inducer molecule B B Switching on an operon C C Coding for the production of a repressor molecule D D switching on a structural gene H 2010 MCQ 22

A A Coding for the production of an inducer molecule According to the Jacob-Monod hypothesis, a regulator gene is responsible for? A A Coding for the production of an inducer molecule B B Switching on an operon C C Coding for the production of a repressor molecule D D switching on a structural gene

£64,000

Question 12

Non-competitive inhibitors affect enzyme action by? A A acting as a co-enzyme for enzyme action B B altering the shape of the substrate molecule C C competing for the active site of the enzyme D D altering the shape of the active site of the enzyme 2007 HH MCQ 5

Non-competitive inhibitors affect enzyme action by? A A acting as a co-enzyme for enzyme action B B altering the shape of the substrate molecule C C competing for the active site of the enzyme D D altering the shape of the active site of the enzyme

£125,000

Question 13

B B active sites are saturated with substrate C C enzyme is inhibited The graph shows the effect of substrate concentration on the rate of an enzyme-controlled reaction? The graph levels out between X and Y because the... A A enzyme is denatured B B active sites are saturated with substrate C C enzyme is inhibited D D enzyme is activated

B B active sites are saturated with substrate C C enzyme is inhibited The graph shows the effect of substrate concentration on the rate of an enzyme-controlled reaction? The graph levels out between X and Y because the... A A enzyme is denatured B B active sites are saturated with substrate C C enzyme is inhibited D D enzyme is activated HH 2003 MCQ 5

£250,000

Question 14

C C X and Y will accumulate D D Y and Z will accumulate A series of enzyme-controlled reactions is shown below If an inhibitor which affects enzyme 2 is introduced to the system, which of the following will happen? A A X will accumulate B B Y will accumulate C C X and Y will accumulate D D Y and Z will accumulate HH 2005 MCQ q1

C C X and Y will accumulate D D Y and Z will accumulate A series of enzyme-controlled reactions is shown below If an inhibitor which affects enzyme 2 is introduced to the system, which of the following will happen? A A X will accumulate B B Y will accumulate C C X and Y will accumulate D D Y and Z will accumulate

£500,000

Question 15

Which model describes enzyme? A A Semi-conservative B B Fluid mosaic C C Induced-fit D D Clonal selection

Which model describes enzyme? A A Semi-conservative B B Fluid mosaic C C Induced-fit D D Clonal selection

£1,000,000