alice200glamp30xyt alice200glamp30xyt

09-05-2018
Biology

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what is the only effective way invertebrates fight off disease?

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emmalinegarnel emmalinegarnel

09-05-2018

Excretion is the only effective way invertebrates fight disease. Because they don't have an immune system working daily, invertebrates only have the capacity to excrete and cleanse their body of harmful materials.

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