AP Bio Unit 3 exam review
Authored by Michele Piatt
Biology
NGSS covered
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32 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following would NOT affect the function of an enzyme?
Change in temperature
Adding water
Change in pH
Change in salinity
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
An enzyme has a competitive inhibitor covalently bonded to its active site. What would be true about this enzyme?
Increasing the substrate concentration will improve enzyme function
Increasing enzyme concentration will increase enzyme function
The enzyme is irreversibly inactivated by the covalent bonding of the inhibitor
Changing the coenzyme will increase the activity of the enzyme
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is true of the reaction shown in the image?
Adding more enzyme will increase the reaction rate
Increasing the temperature will increase the reaction rate
Adding more substrate will increase the reaction rate
Increasing the pH will increase the reaction rate
Tags
NGSS.HS-PS1-5
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which statement about ATP is true?
Energy is released for cellular work when the bond is broken between the second and third phosphates
It is made up of adenine, deoxyribose and 2 phosphates
Energy is required to break the bonds between the phosphates
The bond between the sugar and the phosphates is a high energy bond
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do enzymes catalyze reactions?
They slow down the movement of molecules
They lower the activation energy
They are consumed in the reaction
They raise the activation energy
Tags
NGSS.HS-PS1-4
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is true of chemiosmosis?
A proton gradient is built up
Protons move down their gradient through ATP synthase to make ATP
Potential energy is stored in the proton gradient
All of these statements are true
Tags
NGSS.HS-LS1-7
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What are the products of glycolysis?
Pyruvate, ATP, NADH
Pyruvate, ADP, NAD+
Acetyl CoA and ATP
Ethanol and Carbon Dioxide
Tags
NGSS.HS-LS1-7
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