Serial Repetition of Segments Is a Defining Characteristic of Which

question 20

Multiple Choice

Serial repetition of segments is a defining characteristic of which worm phylum?

• A)Flatworms
• B)Annelids
• C)Roundworms
• D)Segmentation is not a defining characteristic of any of the worm phyla.

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Definitions:

Perfect Substitutes

Items that can replace each other without affecting the consumer's satisfaction negatively.

Perfect Complements

Goods that are consumed together in fixed proportions because the consumption of one enhances the value or utility of the other.

Pareto Optimal

A resource allocation condition wherein it is infeasible to make improvements for any individual or preference without imposing disadvantages on at least one other.

Utility Function

A mathematical representation that ranks various bundles of goods according to the levels of satisfaction they provide to the consumer.