An organ is a

Options

(a) group of two or more kinds of tissues united structurally and co ordinated toghther to perform an activity
(b) group of similar cells that function together in a specialised activity
(c) multilayered sheet of cells
(d) solid structure formed of embryonic mesoderm

Correct Answer:

group of two or more kinds of tissues united structurally and co ordinated toghther to perform an activity

Explanation:

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