The Chelicerates:
A) include spiders, scorpions, and their relatives.
B) are known for their venoms.
C) were among the first animals to invade land more than 400 million years ago.
D) have pincer-like claws, antennae, and wings.
E) are ecologically diverse, particularly in their food habits, with different groups specializing on a wide variety of plant and animal foods.
Correct Answer:
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A)no
B)radial
C)bilateral
D)circular
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A)echinoderms.
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C)chordates.
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E)arthropods.
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