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What is the DIFFERENCE between EXCRETION and ELIMINATION? ... EXCRETION refers to the REMOVAL of METABOLIC WASTE produced in the BODY. ELIMINATION refers to the REMOVAL of INDIGESTIBLE MATERIAL. Most of the BODY'S ACTIVITIES produce METABOLIC WASTES that MUST be REMOVED.
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Attention and working memory are both key to learning new information. Attention allows information to be taken in. Working memory helps the brain make sense of it.
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macrophages in the spleen and liver
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A prepare before the meeting