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15
×
Inhibition of which nhibitor, X or Y, cannot be eased by increasing the substrate concentration?
Y
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10
×
Which represents the enzyme, lock or key?
Lock
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15
×
What do competitive inhibitors decrease; Vmax only, Km only or both?
V max only
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20
×
What are the products in the reaction catalysed by catalase enzyme?
Water and oxygen
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×
banana
Go to last place!
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×
rocket
Go to first place!
Okay!
×
gift
Win 25 points!
Okay!
×
banana
Go to last place!
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10
×
Which variable is on the X axis?
Temperature
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15
×
What is the complete name of the 3rd unit in your biology coursebook?
Enzymes
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×
seesaw
Swap points!
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fairy
Take points!
5
10
15
20
25
×
gift
Win 20 points!
Okay!
×
banana
Go to last place!
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10
×
You are asked to plot time vs volume of oxygen collected graph. Which variable goes to X axis?
time
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10
×
What do enzymes lower to make rections go faster?
Activation energy
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25
×
What is the independent variable for the last experiment you performed in the biology lab?
Substrate (H2O2) concentration
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20
×
List five factors affecting enzyme activity.
temperature, pH, enzyme concentration, substrate concentration, inhibitors
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15
×
Which of the enzymes in the table has the highest affinity for its substrate?
Lysosyme
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10
×
The activity of human enzymes stosp at very low temperatures. What is this called?
inactivation.
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15
×
Which enzyme has lower affinity for its substrate?
B
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×
heart
Other team wins 5 points!
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gold
Win 50 points!
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fairy
Take points!
5
10
15
20
25
×
baam
Lose 25 points!
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×
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