Question

The artificial method of removal of excretory substance liquid nitrogen is
(A) Urine formation (B) Dialysis
(C) Excretion
(D) All of the above​

Answer 1

$\huge{❉}{\underline{\mathtt{\red{A}\pink{η}\green{s}\blue{ω}\purple{ε}\orange{я}}}}{❉}$

B) Dialysis

Answer 2

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B) Dialysis

is the correct answer