A group of tissues that work together to perform a specific function is called an organ.
(A group of tissues; is called; an organ) (tissues; work together; to perform a specific function) Context(tissues work together,List([11, 37))):(tissues; work together to perform; a specific function)
tissues work together,List([11, 37))
A group of tissues tissues tissues
is called work together work together to perform
an organ
to perform a specific function
a specific function