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Home Q & A Board Science-Related Homework Help Geography and Earth Sciences
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yxc47 yxc47
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6 years ago
Why was the feeding strategy of Riftia worms such a mystery to scientists when they were first discovered?
 A) These worms have no mouth.
  B) These worms have no digestive tract.
  C) These worms have no anus.
  D) All of these choices
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saundrasmith243saundrasmith243
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6 years ago
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yxc47 Author
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6 years ago
This helped my grade so much Perfect
vanna2014
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Yesterday
You make an excellent tutor!
brina10
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2 hours ago
Thanks for your help!!
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