Generating Inbred Mice. Inbred Strains. A strain is defined as inbred when it has been mated brother x sister for 20 or more consecutive generations (F20). All offspring can be traced back to a single ancestral breeding pair in the 20th or subsequent generation.
suction head. The energy per unit weight of fluid on the suction side of a pump. 1  Facebook.
asÂ·piÂ·raÂ·tor. n. 1. A device for removing liquids or gases by suction, especially an instrument that uses suction to remove substances, such as mucus or serum, from a body cavity.2. A suction pump used to create a partial vacuum.oun. 1. aspirator-a pump that draws air or another gas through a liquid. pump-a mechanical device that moves fluid or gas by pressure or suction.