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Gidemy Educational Video Network
10 意见 · 22/12/24
Gidemy Educational Video Network
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Gidemy Educational Video Network
10 意见 · 22/12/24
Gidemy Educational Video Network
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Gidemy Educational Video Network
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Science - Grade 5: An Introduction to Excretion
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11/03/23
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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Gidemy Educational Video Network
10 意见 · 22/12/24
Gidemy Educational Video Network
5 意见 · 22/12/24
Gidemy Educational Video Network
10 意见 · 22/12/24
Gidemy Educational Video Network
4 意见 · 22/12/24
Gidemy Educational Video Network
12 意见 · 22/12/24
