Multiple Choice
Spiral cleavage in early development
A) occurs in all lophotrochozoans.
B) is a useful trait for establishing evolutionary relationships among organisms.
C) occurs only in wormlike groups of lophotrochozoans.
D) may have been present in the lophotrochozoan ancestor.
E) always results in adult organisms that have similar body plans.
Correct Answer:
Verified
Correct Answer:
Verified
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