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Science - Grade 5: An Introduction to Excretion

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3 بازدیدها· 11/03/23

Gidemy Middle School
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⁣excretion, the process by which animals rid themselves of waste products and of the nitrogenous by-products of metabolism. Through excretion organisms control osmotic pressure—the balance between inorganic ions and water—and maintain acid-base balance.

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