Chapter 9/10 - Enzymes

Question 1

cellular energy

Answer 1

energy stored in the bonds of biomolecules

Question 2

catalyst

Answer 2

a substance that speeds up a reaction without being used up in the reaction

Question 3

enzymes

Answer 3

proteins that speed up a reaction without being used up in the reaction (biological catalyst)

Question 4

substrate

Answer 4

substance with which the enzyme reacts

Question 5

product

Answer 5

substance the enzyme forms

Question 6

denatured enzyme

Answer 6

has lost its shape and can no longer perform its function

Question 7

bioprocessing

Answer 7

the use of enzyme-controlled reactions to produce a product

Question 8

bioreactor

Answer 8

vessel or container in which living cells or their products are used to make a product

Question 9

immobilised enzymes

Answer 9

enzymes that are attached or fixed, to each other or to an inert material

Question 10

active site

Answer 10

the part of the enzyme that combines with the substrate

Question 11

enzyme specificity

Answer 11

each enzyme will react with only one particular substrate

Question 12

optimum pH

Answer 12

the pH value at which the enzyme works best