martinezbriana1 martinezbriana1

23-06-2016
Biology

contestada

Spiders have _ to absorb salts and wastes while humans have microscopic subunits in the kidneys called _ to filter blood.

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hugoorizabacluqq hugoorizabacluqq

23-06-2016

nephrons ; Malpighian tubules.

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kingtaco72 kingtaco72

23-06-2016

nephrons........... Malpighian tubules i think

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