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Excrete
Revision as of 15:45, 19 November 2019 by
Ellen References
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To get rid of waste
materials
from a creature.
References
AQA
Excretion, page 170, GCSE Biology; Student Book, Collins, AQA
Edexcel
Excretion, page 112, GCSE Combined Science, Pearson Edexcel
Excretion, page 162, GCSE Biology, Pearson, Edexcel