The respiratory pigment in human beings is 

Choose the odd one out.

Nose, pharynx, Larynx, Vein.

Choose the odd one out. 

Aerobic respiration, External respiration, Internal respiration, Cell respiration

Choose the odd one out.

Asthma, Tuberculosis, Fever, Pneumonia

Choose the odd one out.

Backbone, Ribs, Sternum, Abdominal cavity

Choose the odd one out.

Ribs, Diaphragm, lungs, Larynx

Define exhalation.

Define cellular respiration.