Ch12 Enzymes

Question 1

Metabolism

Answer 1

is the sum of all the chemical reactions that occur in an organism

Question 2

solar energy

Answer 2

is the energy that comes from the sun

Question 3

cellular energy

Answer 3

is the energy stores in the chemicals found in cells

Question 4

catalysts

Answer 4

have the ability to speed up (or indeed slow down) chemical reactions withour being used up in the reaction

Question 5

Enzymes

Answer 5

are protein catalysts found in living organisms

Question 6

substrate

Answer 6

is the chemical or chemicals with which the enzyme reacts

Question 7

product

Answer 7

is the chemical or chemicals made in the reaction

Question 8

active site

Answer 8

place on the enzyme where the substrate attaches and the reaction takes place

Question 9

enzyme specificity

Answer 9

means that the enzyme will only catalyse one reaction

Question 10

denatured

Answer 10

when it has permanently lost its function due to loss of shape

Question 11

Bioprocessing

Answer 11

use of organisms, cells or enzymes to make specific products

Question 12

immobilised enzymes

Answer 12

biological catalysts attached to an inert material chemically or physically

Question 13

bioreactor

Answer 13

a vessel (usually large) in which cells, organisms or enzymes are placed to manufacture specific products

Question 14

ATP

Answer 14

traps and trasfers energy for cell reactions

Question 15

ATP stands for

Answer 15

adenosine triphosphate

Question 16

ADP stands for

Answer 16

adenosine diphosphate

Question 17

NAD+

Answer 17

used to carry these hydrogen ions and e-

Question 18

NAD+ stands for

Answer 18

nicotinamide adenine dinucleotide

Question 19

NAD

Answer 19

traps and tranfers hydrogen ions and electrons in cell reactions

Question 20

NADP

Answer 20

traps and transfers hydrogen ions and electrons in cell reactions