Multiple Choice
What is a sensillum?
A) a structure located on the antennae, foot, or mouthparts of aquatic insects
B) a structure common to earthworms, insects, and cnidarians
C) a specialized smell receptor in invertebrates
D) a hollow hair-like tube characterized by a pore on the end and multiple chemoreceptor cells inside
Correct Answer:

Verified
Correct Answer:
Verified
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