Examlex
Students are more than nine times as likely to report having smoked pot in the past if they view marijuana as ____.
White Blood Cells
Cells of the immune system involved in protecting the body against both infectious disease and foreign invaders.
Germinal Center
A region within lymph nodes where mature B cells proliferate, differentiate, and mutate their antibody genes during an immune response.
Efferent Vessel
An efferent vessel is a lymphatic or blood vessel that carries fluid away from an organ or tissue, opposite to an afferent vessel which brings fluid to it.
Afferent Vessel
A vessel that carries blood or lymph fluid towards a particular tissue or organ in the body.
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