Question

state the term which is used for mouth with Jaws and without jaws​

Answer 1

Answer:

Jaw ,either of a pair of bones that form the framework of the mouth of vertebrate animals, usually containing teeth and including a movable lower jaw (mandible) and fixed upper jaw (maxilla). Jaws function by moving in opposition to each other and are used for biting, chewing, and the handling of food.

Answer 2

The standard selective advantage extension by the jaw was probably not related to feeding, but to raised respiration efficiency—the jaws were kept in the buccal pump to pump water crosswise the gills.

Explanation:

• Jaw, each of two of a pair of bones that develop the foundation of the mouth of vertebrate animals, usually containing teeth and including a adjustable to the lower jaw (mandible) and fixed upper jaw (maxilla).
• Jaws action is by moving in action to each other and are used for "biting, chewing, and the handling" of food.

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