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Questions and Answers
Arthropods have endoskeletons made of chitin.
Arthropods have endoskeletons made of chitin.
False (B)
Spider silk is produced by an organ called a spinneret.
Spider silk is produced by an organ called a spinneret.
True (A)
Insects have open circulatory systems.
Insects have open circulatory systems.
False (B)
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