Which disorder occurs when a person’s respiratory passages become inflamed and narrow significantly in response to certain “triggers? ” influenza allergy asthma pneumonia

Air pollution is only caused by human activity, select the best answer from the choices provided ot of true or false

Actinobacteria sp. are fermenting organisms (which do you use oxygen to breathe) referred to as chemoorganohetereotrophs this means they break down organic material and convert it to inorganic material. which part of the carbon cycle does this describe

In the water cycle , when does water undergo a chemical change