enzymes

Question 1

catalyst definition

Answer 1

substance that increases the rate of a reaction, but is not changed by the reaction

Question 2

what is an enzyme?

Answer 2

protein that functions as a biological catalyst

Question 3

enzyme uses

Answer 3

food production (cheese, bread, fruit juice, lactose-free milk), agricultural, cosmetic and pharmaceutical industries, bio fuels, medical diagnostic testing

Question 4

carbohydrase/amylase breaks down….

Answer 4

starch into simple sugars

Question 5

proteases break down….

Answer 5

proteins into amino acids

Question 6

lipases break down…..

Answer 6

fats and oils into fatty acids and glycerols

Question 7

denaturation meaning

Answer 7

the process in which the shape of an enzyme and its active site changes permanently (usually due to temperature or pH changes)

Question 8

what does the shape of an enzyme molecule depend on?

Answer 8

its sequence of amino acids and attractive parts between different parts of the molecule

Question 9

for a chemical reaction to happen…

Answer 9

the reactant particles must collide and the collision must have enough energy

Question 10

activation energy meaning

Answer 10

minimum amount of energy needed for a reaction to occur