Answered

Humans have microscopic subunits in the kidneys called _____ to filter blood, and spiders have _____ to absorb salts and wastes.

nephridia; nephrons

nephrons; Malpighian tubules

setae; nephridia

Verified Answer :

poppopularbee3

Humans have microscopic subunits in the kidneys called nephrons to filter blood, and spiders have Malpighian tubes to absorb salts and wastes. Hope this helped! :)

nephrons;  Malpighian tubules 

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