Metabolism Quiz

What is the sum of all chemical reactions in the body's cells?

• Electron transport chain

• Metabolism

• Glycolysis

• TCA cycle

Which organelle is known as the 'Powerhouse of the cell'?

• Ribosomes

• Cytosol

• Mitochondrion

• Smooth endoplasmic reticulum

What is the fluid portion of the cell called?

• Mitochondrion

• Ribosomes

• Cytosol

• Smooth endoplasmic reticulum

Which nutrient is an important energy source for the brain and red blood cells?

• Proteins

• Vitamins

• Fats

• Carbohydrates

What is the first step in forming ATP from glucose?

• Glycolysis

• TCA cycle

• Anaerobic metabolism

• Electron transport chain

Which metabolism produces more ATP per minute but is limited in use?

• Anaerobic metabolism

• Aerobic metabolism

• Glycolysis

• TCA cycle

What is the high-energy compound in muscle cells?

• Creatine Phosphate

• Glucose

• Galactose

• Fructose

Which metabolic pathway converts compounds from one form to another in the production of energy?

• Glycolysis

• TCA cycle

• Electron transport chain

• Metabolic Pathways

What is the only source of energy used directly by the cell?

• Adenosine Triphosphate (ATP)

• Glucose

• Fats

• Proteins

Which enzyme allows chemical reactions of metabolism to occur at rates sufficient to maintain normal body function?

• Hormones

• Coenzymes

• Ribosomes

• Enzymes