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Rnaprh Rnaprh
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Posts: 547
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6 years ago
In insects and spiders, __________ take up fluid,
  uric acid, and solutes from the blood and deliver
  them to the gut. Fill in the blank(s) with the appropriate word(s).
 
 

Question 2

In flatworms, the action of ciliated __________
  draws interstitial fluid into a system of tubes that
  delivers it to the body surface. Fill in the blank(s) with the appropriate word(s).
 
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mmr53mmr53
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6 years ago
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Rnaprh Author
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6 years ago
this is exactly what I needed
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Yesterday
Correct Slight Smile TY
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2 hours ago
Brilliant
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