In this task, you will be given sentences in which you have to recognize the name of the body cells. A cell is a mass of cytoplasm that is bound externally by a cell membrane. Usually microscopic in size, cells are the smallest structural units of living matter and compose all living things. Although there might be several correct answers, you need to write one of them.

[Q]:  The second preparation consisted of human IL 1 partially purified from supernatants of human peripheral blood mononuclear cells stimulated with S . albus .
[A]: cells


[Q]:  These new recommendations and revelations open the door for local antimicrobial approaches to reduce the challenge of plaque - induced bacteremias .
[A]: plaque


[Q]:  Human platelets express two cell surface G - protein - coupled protease - activated receptors ( PARs ) for thrombin : PAR - 1 and PAR - 4 .
[A]:
platelets