NOTES Related to Gaseous exchange and respiration questions. The internal structure of mammalian lung. The factors which govern efficient gaseous exchange at respiratory surface. The ways in which oxygen and carbon dioxide are transported in the body of vertebrates. The adaptation to oxygen up take shown by mountain climbers/dwellers, divers and mammalian foetus in their respective environment The internal structure of a leaf. The mechainsm of gaseous exchange in plants. Factors which contribute to efficient gaseous exchange in plants The concept of respiration. Types of respiratory substrates and their energy values The process of glycolysis The concept of kreb’s cycle The fate of pyruvic acid under aerobic and anaerobic respiration. The events of the electron transport chain in the formation of ATP. The total yield of ATP when glucose respired aerobically and anaerobically. The respiratory pathway using lipids and protein The meaning of BMR The factors which cause variation of the BMR of an individual.