Problem : What molecule is at the center of respiration?Oxygen.
Problem : What are the three main components of the respiratory pathway?Glycolysis, the citric acid cycle, and oxidative phosphorylation.
Problem : What general role does oxygen play in respiration?Oxygen helps in respiration by easing the breakdown of food molecules through oxidation.
Problem : Fill in the blanks. Respiration that involves oxygen is called __________ respiration while respiration that does not involve oxygen is called __________ respiration.Aerobic. Anaerobic.