3A. Enzymes & Respiration

Question 1

Substance enzymes are made of

Answer 1

Protein

Question 2

Part of the enzyme that the substrate attached to.

Answer 2

Active site

Question 3

Respiration with oxygen.

Answer 3

Aerobic

Question 4

Lots made in aerobic respiration, only a little during fermentation

Answer 4

Energy

Question 5

3 features of a biological catalyst.

Answer 5

1. speed up chemical reaction
2. found in living cells
3. Does not get changed or used up

Question 6

A biological catalyst made of protein.

Answer 6

Enzyme

Question 7

Name given the structure when the substrate is attached to the active site of the enzyme.

Answer 7

Enzyme substrate complex

Question 8

Name of the alcohol produced during fermentation in plants.

Answer 8

Ethanol

Question 9

Name of gas produced during fermentation in plants.

Answer 9

Carbon dioxide

Question 10

The main substrate used by cells during respiration.

Answer 10

Glucose

Question 11

Name of the chemical that the enzyme reacts with.

Answer 11

Substrate

Question 12

Name of the chemical(s) made from a reaction.

Answer 12

Product

Question 13

Product of fermentation in animals - causes muscle fatigue.

Answer 13

Lactate

Question 14

Enzyme controlled reactions that releases energy from food in all cells.

Answer 14

Respiration

Question 15

Which cells carry out respiration?

Answer 15

ALL OF THEM

Question 16

Term used to describe one enzyme reacting with one substrate.

Answer 16

Specific

Question 17

Term used to describe how the shape of the substrate and enzyme fit together perfectly.

Answer 17

Complementary

Question 18

Respiration without oxygen being present

Answer 18

Fermentation

Question 19

Term used to describe a larger substrate being broken down into a smaller product.

Answer 19

Degradation

Question 20

Term used to describe smaller substrates being joined together to form a larger product.

Answer 20

Synthesis