T cells are responsible for cell-mediated immunity. True of false: Memory B cells can produce a faster and more intense response to a subsequent exposure to the antigen. True True or false: Red blood cells, found in lymphatic vessels and organs, help defend the body against disease.
An armature in a motor is defined as rotating part of a motor that emits electric energy into a magnetic field. Other People Are Reading.
The catapult armature was attached to this drum which would be turned until enough potential energy was stored in the deformation of the spring. The drum would then be disengaged from the winding mechanism, and the catapult arm would snap around.