Answer:
the study of the structure, reaction, and composition of different kinds of substances
Explanation:

<span>Along the claims that can be used on food and dietary supplement labels are 3 categories of claims that are defined by statute and/or FDA regulations: health claims, nutrient content claims, and structure/function claims.</span>
Answer:
the mucous membrane lining the uterus, which thickens during the menstrual cycle in preparation for possible implantation of an embryo.
Explanation:
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Answer:
A. Mucus secretions that block airways
B. Inflamed airways that obstruct airflow
E. Overinflated alveoli that impair gas exchange
Explanation:
Chronic obstructive pulmonary disease (COPD) causes problems in air-flow and breathing. It is indicated by shortness of breath, cough, mucus production and wheezing. COPD is caused by genetic factors, long term exposure to irritating gas and most commonly by smoking.
The long term exposure to tobacco results in blocked air ways and destruction of airways. Emphysema and chronic bronchitis are two most common causes of chronic obstructive pulmonary disease.
Chronic bronchitis;
A) It is the inflammation of airways that obstruct airflow.
B) It causes the production of mucus secretions that further blocks the airways.
E) Emphysema causes COPD by overinflated alveoli that impair gas exchange.