Pulmonary arterial hypertension (PAH) is a progressive disease caused by narrowing or tightening (constriction) of the pulmonary arteries, which connect the right side of the heart to the lungs.
In bacterial cells, the electron transport system is located in the. A. cell membrane. B. mitochondria. C. chloroplasts. D. ribosomes.E. cytoplasm.n bacterial cells, the electron transport system is located in the. A. cell membrane. B. mitochondria. C. chloroplasts. D. ribosomes.
The enzyme cytochrome c oxidase, or Complex IV (EC 1.9.3.1), is a large transmembrane protein complex found in bacteria and the mitochondrion of eukaryotes. It is the last enzyme in the respiratory electron transport chain of mitochondria or bacteria located in the mitochondrial or bacterial membrane.he enzyme cytochrome c oxidase, or Complex IV (EC 1.9.3.1), is a large transmembrane protein complex found in bacteria and the mitochondrion of eukaryotes. It is the last enzyme in the respiratory electron transport chain of mitochondria or bacteria located in the mitochondrial or bacterial membrane.