Multiple Choice
A simple nervous system
A) must include chemical senses and vision.
B) includes sensory information but no effectors.
C) has information flow in only one direction: toward an integrating center.
D) has information flow in only one direction: away from an integrating center.
E) includes sensory information,an integrating center,and effectors.
Correct Answer:

Verified
Correct Answer:
Verified
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