Understanding Metabolism and Cellular Respiration

What analogy does the instructor use to explain metabolism?

• A library

• A bank

• A pawn shop

• A grocery store

What is the primary carbohydrate mentioned that is important for metabolism?

• Lactose

• Glucose

• Sucrose

• Fructose

What is the end product of glucose breakdown in carbohydrate metabolism?

• Acetyl CoA

• Amino acids

• Pyruvate

• Glycogen

What are proteins broken down into during metabolism?

• Glucose

• Glycerol

• Amino acids

• Fatty acids

Which of the following can amino acids be converted into?

• Glycerol

• Water

• Triglycerides

• Pyruvate

What is the basic form of fat that is metabolized in the body?

• Steroid

• Triglyceride

• Cholesterol

• Phospholipid

Which molecule is more efficient for energy storage, glucose or triglycerides?

• Glucose

• Triglycerides

• Both are equal

• Neither

What is the first step in cellular respiration?

• Electron transport chain

• Oxidative phosphorylation

• TCA cycle

• Glycolysis

What is the role of NADH and FADH2 in cellular respiration?

• They are high energy electron carriers

• They store energy

• They are enzymes

• They are waste products

What is the final product of the electron transport chain?

• Water

• Carbon dioxide

• Oxygen

• Glucose