WorksheetsCellular Metabolism Quiz
Total questions: 15
Worksheet time: 3mins
What is the sum of all biochemical reactions that occur in a living organism called?
Metabolism
Anabolism
Catabolism
Glycolysis
Which process is characterized as an energy-requiring process where small molecules are joined to form larger molecules?
Hydrolysis
Anabolism
Isomerization
Catabolism
What is the primary energy currency of the cell?
ATP
ADP
FADH2
NADH
What type of reaction involves the transfer of a chemical functional group from one molecule to another?
Group-Transfer
Hydrolysis
Isomerization
Oxidation-Reduction
What is the Gibbs free energy change (ΔG) if the products are more stable than the reactants?
ΔG = 1
ΔG > 0
ΔG = 0
ΔG < 0
Which of the following is a coenzyme used in redox reactions?
ADP
NAD+
Coenzyme A (CoA)
ATP
What type of reaction uses water to split a single molecule into two separate molecules?
Nonhydrolytic cleavage
Group-Transfer
Isomerization
Hydrolysis
Which metabolic pathway is both anabolic and catabolic?
Glycolysis
Krebs cycle
Citric acid cycle
Oxidative phosphorylation
What is the standard free energy change (ΔGo') used for?
To predict the spontaneity of biochemical reactions
To determine enzyme activity
To assess temperature changes
To calculate pH levels
Which of the following is NOT a category of biochemical reactions?
Fermentation
Non-hydrolytic cleavage
Oxidation-Reduction
Bond formation
What is the role of enzymes in metabolic pathways?
To increase energy consumption
To break down glucose
To control the flow of energy
To produce ATP
Which compound has the highest standard free energy of hydrolysis?
ATP
Glucose 6-phosphate
Creatine phosphate
Phosphoenolpyruvate
What is the primary function of ATP in metabolism?
To store genetic information
To act as a coenzyme
To provide energy for biochemical reactions
To transport molecules across membranes
Which reaction type involves the movement of ions or molecules across membranes?
Isomerization
Translocation
Group-Transfer
Hydrolysis
What is the primary role of coenzyme A (CoA) in cellular metabolism?
To act as an electron carrier in the electron transport chain
To transfer acyl groups in metabolic reactions
To catalyze the conversion of ATP to ADP
To serve as a structural component of ribosomes
