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EXCRETION

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EXCRETION Excretion is the process by which waste products of metabolism are removed from the cells/body of living things. Importance of Excretion        Excretory products are harmful or poisonous to the body and must be removed     ...
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SS 2 SECOND TERM SCHEME OF WORK

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1.  EXCRETION    (a) Definition of excretion    (b) Structures of excretion    (c) Waste products of metabolism    (d) Forms in which waste products are excreted 2. TISSUES AND SUPPORTING SYSTEM    (a) Definition of skeleton    (b) Biological significance of the skeleton   ...
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