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.

Ex Input:
Wild - type neurons were electroporated with vectors expressing GFP ( control ; A , C , E ) or expressing a FLAG - tagged constitutively - active MEK1 ( CA - MEK1 ; B , D , F ) .

Ex Output:
neurons

Ex Input:
5 - HT is a vasoconstrictor agent that binds to 5HT - 2A receptors and amplifies the platelet response by stimulating shape change and enhancing platelet recruitment at sites of injury ( 3 ) .

Ex Output:
platelet

Ex Input:
It contains approximately 60 hair cells ( measured in Rana catesbeiana ) , from which the stereovilli protrude into the lumen and connect to the tectorial membrane ( Frishkopf and Flock 1974 ) .

Ex Output:
hair cells