Question

________________ is/are always present in an individual's blood. however, in the absence of infection, it is in an inactive form. ________________ is/are always present in an individual's blood. however, in the absence of infection, it is in an inactive form. cytokines kinins histamine prostaglandins

Answer 1

Kinins are always present in an individual's blood. however, in the absence of infection, it is in an inactive form. The kinins are polypeptides that as blood components generate various mediators and many cardinal manifestations of inflammation.