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Crustaceans loading

Describes the characteristics of crustaceans.

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Levels are CK-12's student achievement levels.
Basic Students matched to this level have a partial mastery of prerequisite knowledge and skills fundamental for proficient work.
At Grade (Proficient) Students matched to this level have demonstrated competency over challenging subject matter, including subject matter knowledge, application of such knowledge to real-world situations, and analytical skills appropriate to subject matter.
Advanced Students matched to this level are ready for material that requires superior performance and mastery.
  • Video
    The Yeti Crab

    The Yeti Crab

    by CK-12 //basic
    Introduces the yeti crab which was discovered living near hydrothermal vents of the Pacific Ocean.
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