What Must Be True of Any Organ That Is Described

question 30

Multiple Choice

What must be true of any organ that is described as vestigial?

• A) It must be analogous to some feature in an ancestor.
• B) It must be homologous to some feature in an ancestor.
• C) It must be both homologous and analogous to some feature in an ancestor.
• D) It need be neither homologous nor analogous to some feature in an ancestor.

---

Definitions:

Opportunity Cost

The cost of the next best alternative foregone as a result of making a decision.

Incremental Revenue

Additional income generated from a new sale, project, or strategy, over and above existing revenue streams.

Incremental Costs

Costs that change as a result of a new decision or alternative action, also known as marginal costs.

Incremental Costs

Incremental costs are the additional costs incurred when a business increases its level of operations or production.