Question

why blood is a type of complex tissue

Answer 1

Blood is considered as a type of connective tissue in the human body, as it connects different organs of the body in liquid state. Like all other tissues, blood is also comprised of different types of cells and fibres.

The presence of the red blood cells, white blood cells and platelets make the blood achieve the rank of a complex tissue; while the simple tissue is made of only one kind of cells. All these different kinds of blood cells function together for carrying the oxygen, water and nutrients to all parts of the body. 

Answer 2

Blood is considered as a type of connective tissue in the human body, as it connects different organs of the body in liquid state. ... The presence of the red blood cells, white blood cells and platelets make the blood achieve the rank of a complex tissue; while the simple tissue is made of only one kind of cells.

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