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 [ C ] (CENTRAL PART) âº a central part of something from which other parts can develop or grow, or which forms a support. âº The stem of a plant is the straight part that grows above the ground and from which leaves and flowers grow. âº The stem of a glass is the narrow, vertical part that supports the container into which you put liquid.