I believe the term for an observable trait of an organism would be called or noted as the organism's phenotype.
Answer: Skeletal system Explanation:
The disorder is Emphysema.
It is a type of chronic obstructive pulmonary disease that presents as an abnormal and permanent enlargement of air spaces distal to the terminal bronchioles. It frequently occurs in association with obstructive problems and chronic bronchitis.
The answer is actually false, i just took the test
