Question

A) human excretory system



b.What is osmoregulation

Answer 1

a)A human excretory system consists of:

*A pair of kidney

*A pair of ureter

*An urinary bladder

*An urethra

b) Osmoregulation balances water and ions, concentrated minerals

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Answer 2

the maintainance of constant osmotic pressure in the fluids of an organism by the control of water and salt concentration is called osmoregulation