The central nervous system is lacking in animals that have A) a complete gut. B)

Author Question: The central nervous system is lacking in animals that have A) a complete gut. B) (Read 741 times)

Millan

Sr. Member
Posts: 368

on: Oct 16, 2013

The central nervous system is lacking in animals that have
A) a complete gut.
B) bilateral symmetry.
C) radial symmetry.
D) a closed circulatory system.
E) excitable membranes.

Celeste

Hero Member
Posts: 588

Reply #1 on: Jul 27, 2019

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