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riiiiooottt riiiiooottt
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6 years ago
What type of invertebrate hormone is ecdysone?
 
  a. amino acid
  b. peptide
  c. protein
  d. steroid
  e. Its structure is unknown.

Question 2

Four of the five answers are characteristics of diatoms. Select the exception.
 
  a. two-part silica shells
  b. photosynthetic
  c. some produce a toxin that accumulates in fish, crabs, and shellfish
  d. flagella
  e. live in lakes, seas, and damp soils
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bribri
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6 years ago
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riiiiooottt Author
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6 years ago
Good timing, thanks!
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Yesterday
Thanks
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2 hours ago
Thanks
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