Enzymes and Biochemical Reactions
Authored by Lisa Thompson
Science
9th Grade
NGSS covered
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25 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Label D in the diagram is identified as...
reactants
products
activation energy
photosynthesis
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Metabolic reactions are controlled by _____ that bind to reactants.
enzymes
nucleic acids
lipids
carbohydrates
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
in the diagram can be identified as...
active site
substrate
product
enzyme
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
in the diagram can be identified as...
active site
substrate
product
enzyme
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
SC. 912.L.18.1 Some proteins catalyze biochemical reactions. If a genetic defect prevented a protein catalyst from being produced, which of the following do you predict would happen in the cell?
The cell would find a different type of protein to catalyze the reaction.
The reaction the protein catalyzes would proceed very slowly or not at all.
The reaction the protein catalyzes would only occur in some places in the cell.
The reverse reaction of the one the protein catalyzes would begin to proceed.
Tags
NGSS.HS-LS1-1
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Some proteins catalyze biochemical reactions. If a genetic defect prevented a protein catalyst from being produced, which of the following do you predict would happen in the cell?
The cell would find a different type of protein to catalyze the reaction.
The reaction the protein catalyzes would proceed very slowly or not at all.
The reaction the protein catalyzes would only occur in some places in the cell.
The reverse reaction of the one the protein catalyzes would begin to proceed.
Tags
NGSS.HS-LS1-1
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which best explains why the rate of biochemical reaction decreases at high temperatures?
The activation energy increases
The shape of the enzyme changes
The enzyme-substrate complex forms
The bonds between substrates are broken
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