T cells and B cells differ in the form of the antigen they recognize, and this affects which antigens they can detect. B cells bind to antigen on invaders that are found in circulation outside the cells of the body, while T cells detect only invaders that have somehow entered the cells of the body.
ABS, DWV, Solid or Cell Core sewer pipe. The solid pipe is composed of ABS at 99% while the cell core is composed of a cellular foam between 2 layers of ABS which makes the cell core pipe lighter.
A ground fault circuit interrupter (GFCI) is a device that's designed to protect you and your family against severe, potentially fatal, electric shocks and burns caused by your home electrical system. A GFCI outlet (receptacle) monitors the flow of current. ground fault circuit interrupter (GFCI) is a device that's designed to protect you and your family against severe, potentially fatal, electric shocks and burns caused by your home electrical system. A GFCI outlet (receptacle) monitors the flow of current.