A non-specific immune response is where the immune response acts broadly against a range of pathogens to immobilize and destroy them without the production of antibodies. the first and second line defense systems form part of the non-specific immune response.
STEM stands for science, technology, engineering and math programs, which are a priority for the United States because graduates are important to innovation and job creation in the country. Skip to main content
Stem(noun) the stock of a family; a race or generation of progenitors. Stem(noun) a branch of a family. Stem(noun) a curved piece of timber to which the two sides of a ship are united at the fore end. The lower end of it is scarfed to the keel, and the bowsprit rests upon its upper end.