Chapter 9 - Enzymes

Question 1

Solar energy

Answer 1

Energy from the sun

Question 2

Cellular energy

Answer 2

The energy stored in the bonds of biomolecules

Question 3

Catalyst

Answer 3

A substance that speeds up a reaction , without being used up in that reaction itself

Question 4

Enzymes

Answer 4

Proteins that speed up a reaction without being used up in the reaction

Class: a biological catalyst - proteins produced in the body that are capable of speeding up a reaction

Question 5

Substrate

Answer 5

The substance with which an enzyme reacts

Question 6

Product

Answer 6

The substance(s) the enzyme forms

Question 7

Denatured enzyme

Answer 7

An enzyme that was lost its shape and can no longer function

• too high temp (usually above 50C), unsuitable pH, inhibitors, radiation

Question 8

Bioprocessing

Answer 8

The use of enzyme-controlled reactions to produce a product

Question 9

Bioreactor

Answer 9

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

Question 10

Immobilised enzymes

Answer 10

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