Biology Quiz on Metabolism and Enzymes
Authored by Brenda Price
Biology
University
NGSS covered
Used 1+ times
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52 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary role of ATP in cellular work?
It stores genetic information.
It powers cellular work by coupling exergonic reactions to endergonic reactions.
It acts as a structural component of cell membranes.
It serves as a neurotransmitter.
Tags
NGSS.HS-LS1-7
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do enzymes affect metabolic reactions?
They increase the temperature of the reaction.
They speed up reactions by lowering energy barriers.
They change the products of the reaction.
They slow down reactions by increasing energy barriers.
Tags
NGSS.HS-LS2-5
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the free-energy change of a reaction indicate?
The color of the reactants.
The speed of the reaction.
Whether or not the reaction occurs spontaneously.
The temperature at which the reaction occurs.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is one of the functions of metabolism in an organism?
To transform energy, subject to the laws of thermodynamics.
To produce light in all organisms.
To create new genetic material.
To eliminate all chemical waste.
Tags
NGSS.HS-LS1-7
NGSS.HS-LS2-3
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the definition of metabolism?
The process of breathing in oxygen and exhaling carbon dioxide
The sum total of biochemical reactions required for life
The conversion of food into energy through digestion
The breakdown of proteins into amino acids
Tags
NGSS.MS-LS1-7
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a metabolic pathway?
A random series of chemical reactions
A step-wise set of reactions that begins with a specific molecule and ends with a product
A single reaction catalyzed by multiple enzymes
A process that does not involve enzymes
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What role do enzymes play in a metabolic pathway?
They inhibit the reactions
They catalyze each step of the reactions
They are not involved in the reactions
They are the final product of the reactions
Tags
NGSS.HS-LS2-5
NGSS.HS-LS1-5
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