General science

General science

A variety of science subjects concerning the fundamental knowledge about different aspects of our world and their underlying principles.

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General science

Rock cleavage

Science; General science

A secondary, planar structure of deformed rocks. A cleavage is penetrative and systematic, as opposed to fractures and shear zones which may occur alone or in widely spaced sets. It is generally ...

A search engine permits users to search the contents of a repository. Most search engines today provide the ability to search content from the World Wide Web, not the Internet. While search engines ...

Immunogenetics

Science; General science

A scientific discipline that uses immunological methods to study the inheritance of traits. Traditionally, immunogenetics has been concerned with moieties that elicit immune response, that is, with ...

Packing

Science; General science

A seal usually used for high pressure as in steam and hydraulic applications. The motion between parts may be infrequent as in valve stems, or continual as in pump or engine piston rods. There is ...

Oesophagus

Science; General science

A section of the alimentary canal that is interposed between the pharynx and the stomach. Because of divergent specialisations in the various vertebrates, the oesophagus cannot be described in ...

Johne's disease

Science; General science

A slowly progressive diarrheal disease that causes major economic loss to the cattle industry; also known as paratuberculosis. It is caused by Mycobacterium avium ss paratuberculosis (MAP) , which ...

Coronoidea

Science; General science

A small class of "arm"- and brachiole-bearing, stemmed echinoderms in the subphylum Crinozoa, based on five genera known from the Middle Ordo-vician to Late Silurian of Europe and North America. ...