During the Breakdown of One Glucose to CO₂ and H₂O

question 8

Multiple Choice

During the breakdown of one glucose to CO₂ and H₂O, how many pyruvate molecules are oxidized between glycolysis and the citric acid cycle?

• A) One
• B) Two
• C) Three
• D) Four

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Definitions:

Calories

A unit of energy used to measure the amount of energy contained in food and drink and the energy expended during physical activity.

Gram

A metric unit of mass equal to one thousandth of a kilogram, commonly used to measure small quantities of substances.

Hemoglobin

A protein in red blood cells responsible for transporting oxygen from the lungs to the rest of the body.

Anemia

A condition characterized by a deficiency of red blood cells or hemoglobin, leading to a lack of oxygen transport in the body.