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 electron transport chain for respiration occurs in the inner membrane layer of the mitochondria. 821 Views Â· 2 Upvotes Â· 1 Upvote Anand Kumar Singh, Teacher at Resonance Eduventures (2017-present)