2 SEM ACC W/RAVEN CARDED
2 SEM ACC W/RAVEN CARDED
12th Edition
ISBN: 9781264439218
Author: Raven
Publisher: MCGRAW-HILL HIGHER EDUCATION
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Chapter 32, Problem 4U

The evolution of bilateral symmetry was a necessary precursor for the evolution of

a. tissues.

b. segmentation.

c. a body cavity.

d. cephalization.

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