During Metamorphosis, Echinoderms Undergo a Transformation from Motile Larvae to a Sedentary

question 51

Multiple Choice

During metamorphosis, echinoderms undergo a transformation from motile larvae to a sedentary (or sometimes sessile) existence as adults. What differentiates echinoderm adults, but not their larvae? Adults should

• A)be diploblastic.
• B)have radial symmetry, or something close to it.
• C)lack mesodermally derived tissues.
• D)A and B only
• E)A, B, and C

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Definitions:

Factory Labor

The workforce engaged in the manufacturing process within a factory, whose wages are considered a direct cost in the production of goods.

Selling and Administrative Expenses

Costs incurred that are not directly tied to the production of goods or services, such as salaries, rent, and advertising costs.

Manufacturing Overhead

All indirect costs associated with manufacturing, including costs related to production facilities and equipment maintenance.

Product Cost

The total expenses incurred to bring a product to market including materials, labor, and overhead costs.