| D002619 |
Chemical Warfare Agents |
Chemicals that are used to cause the disturbance, disease, or death of humans during WARFARE. |
Agents, Chemical Warfare,Warfare Agents, Chemical,Agent, Chemical Warfare,Chemical Warfare Agent,Warfare Agent, Chemical |
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| D004463 |
Ecology |
The branch of science concerned with the interrelationship of organisms and their ENVIRONMENT, especially as manifested by natural cycles and rhythms, community development and structure, interactions between different kinds of organisms, geographic distributions, and population alterations. (Webster's, 3d ed) |
Bionomics,Ecologies |
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| D006540 |
Herbicides |
Pesticides used to destroy unwanted vegetation, especially various types of weeds, grasses (POACEAE), and woody plants. Some plants develop HERBICIDE RESISTANCE. |
Algaecide,Algicide,Herbicide,Algaecides,Algicides |
|
| D000220 |
Adaptation, Biological |
Changes in biological features that help an organism cope with its ENVIRONMENT. These changes include physiological (ADAPTATION, PHYSIOLOGICAL), phenotypic and genetic changes. |
Adaptation, Biologic,Biological Adaptation,Biologic Adaptation |
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| D000818 |
Animals |
Unicellular or multicellular, heterotrophic organisms, that have sensation and the power of voluntary movement. Under the older five kingdom paradigm, Animalia was one of the kingdoms. Under the modern three domain model, Animalia represents one of the many groups in the domain EUKARYOTA. |
Animal,Metazoa,Animalia |
|
| D001717 |
Birds |
Warm-blooded VERTEBRATES possessing FEATHERS and belonging to the class Aves. |
Aves,Bird |
|
| D014744 |
Vietnam |
A country in southeastern Asia, bordering the Gulf of Thailand, Gulf of Tonkin, and South China Sea, as well as China, Laos, and Cambodia. The capital is Hanoi. |
North Vietnam,Viet Nam,Vietnam, Republic of |
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