The genus Dahlia is situated in the Asteroideae subfamily of the Asteraceae, in the Coreopsideae tribe. Within that tribe it is the second largest genus, after Coreopsis, and appears as a well defined clade within the Coreopsideae.
Aerobic respiration. Definition. noun. (1) A form of cellular respiration that requires oxygen in order to generate energy. (2) The process of generating energy by the full oxidation of nutrients through Krebs cycle where oxygen is the final electron acceptor.
Summary. 1  Aerobic and anaerobic are adjectives used in reference to organisms, cellular respiration and physical exercises. 2  Aerobic pertains to ârequiring airâ, while anaerobic means âwithout airâ. 3  Aerobic organisms can live and grow in the presence of oxygen, while anaerobic ones donât necessarily require it to survive. Aerobic respiration uses oxygen as the final electron acceptor in the generation of energy in the form of ATP. 2  In anaerobic respiration, an inorganic acceptor such as sulfur is utilized. 3  Aerobic metabolism is 19 times more efficient than anaerobic.