Bilateral Symmetrical Animals Have Evolved Three Body Cavity Plans

question 47

Multiple Choice

Bilateral symmetrical animals have evolved three body cavity plans.Each of the following statements is correct with the exception of one.Select the exception.

• A)Acoelomates have no body cavity.
• B)Coelomates have a body cavity lined with mesodermal cells.
• C)Coelomates have a fluid filled cavity that develops entirely within the mesoderm.
• D)Pseudocoelomates have a body cavity that is located between the ectoderm and the endoderm.

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Definitions:

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Du Pont Identity

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