A Major Difference Between the Chondrichthyans and the Ray-Finned Fishes

question 123

Multiple Choice

A major difference between the chondrichthyans and the ray-finned fishes is that

• A) only chondrichthyans have a lung or swim bladder.
• B) chondrichthyans have a cartilaginous skeleton,whereas ray-finned fishes have a bony skeleton.
• C) only ray-finned fishes have paired fins.
• D) chondrichthyans evolved in fresh water,whereas ray-finned fishes evolved in salt water.
• E) only chondrichthyans have true jaws.

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Definitions:

Factory Overhead Costs

All indirect costs associated with manufacturing, including utilities, rent, and salaries for employees not directly involved in production.

Work in Process

Inventory that is in the production process but is not yet completed, representing a stage between raw materials and finished goods.

Direct Materials

Raw materials that are directly identifiable and assignable to the production of goods.

Factory Overhead

All expenses related to production that aren't direct materials or direct labor costs.