| chemical barriers |
1. The chemical characteristics of certain areas of the body that oppose colonization by microorganisms. Examples are the acidity of gastric juice and urine, which prevent colonization by most disease-causing germs. 2. A cont
출처:
|
|---|---|
| chemical carcinogen |
Any chemical substance capable of causing cancer.
출처:
|
| chemical cauterization |
Cauterization by the use of chemical agents, esp. caustic substances.
출처:
|
| chemical compound |
1. A substance consisting of two or more chemical elements, in specific proportions and in chemical combination, for which a chemical formula can be written. Examples include water (H2O) and salt (NaCl). 2. A subst
출처:
|
| chemical digestion |
The conversion of complex food molecules into simpler molecules by the action of digestive enzymes. SEE: table.
출처:
|