Which of the Following Is a Major Difference Between the Chondrichthyans

question 131

Multiple Choice

Which of the following is a major difference between the chondrichthyans and the ray-finned fishes?

• 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) Only chondrichthyans have an operculum over their gills.
• E) Only chondrichthyans have true jaws.

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Definitions:

Price Ceiling

A government-imposed limit on how high a price can be charged for a product, service, or resource, usually to protect consumers.

Price Floor

A government or regulatory minimum price that must be paid for a good or service, intended to prevent prices from falling too low.

Shortage

A market condition where demand exceeds supply.

Surplus

A situation where the quantity of a good or service supplied exceeds the quantity demanded, often resulting in excess stock and potential price reductions.