1.

Statement 1: A complex of blood vessels beginning and ending in capillaries through which blood circulates before returning to the heart is called a portal system. Statement 2: All mammals have a hepatic portal system.

Answer»

Statement 1: A complex of blood vessels beginning and ending in capillaries through which blood circulates before returning to the heart is called a portal system.

Statement 2: All mammals have a hepatic portal system.




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