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Q 1/17
Score 0
What is the name for protein molecules that catalyse specific reactions in organisms?
60
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Q 2/17
Score 0
What does catalyse mean?
60
speed up a reaction
stop a reaction
cause a reaction
slow down a reaction
17 questions
Q.
What is the name for protein molecules that catalyse specific reactions in organisms?
1
60 sec
Q.
What does catalyse mean?
2
60 sec
Q.
Each enzyme only catalyses a specific reaction. What is the name of specifically shaped complementary region of an enzyme?
3
60 sec
Q.
Describe the function of amylase.
4
60 sec
Q.
Which of these organs DO NOT produce amylase?
5
60 sec
Q.
Describe the function of proteases.
6
60 sec
Q.
Which of these organs DO NOT produce protease enzymes?
7
60 sec
Q.
Describe the function of lipases.
8
60 sec
Q.
Where are lipase enzymes produced?
9
60 sec
Q.
What of these is NOT a factor that affects the rate of activity of an enzyme?
10
60 sec
Q.
When the shape of an enzymeâs active site is changed by high temperatures or an extreme pH, so it can no longer bind with the substrate it is said to be?
11
60 sec
Q.
When an enzyme is in its optimum pH and temperature conditions what happens to its rate of reaction?
12
60 sec
Q.
When an enzyme is at a temperature much higher than its optimum, what happens to the enzyme?
13
60 sec
Q.
When an enzyme is at a pH very different to its optimum, what happens to the enzyme?
14
60 sec
Q.
When an enzyme is at a temperature much lower than its optimum, what happens to the enzyme?
15
60 sec
Q.
What is the optimum pH of enzymes that work in the stomach?
16
60 sec
Q.
What is the optimum pH of enzymes that work in the small intestine?
