Which of the Following Is (Are) Unique to Animals

question 59

Multiple Choice

Which of the following is (are) unique to animals?

• A) cells that have mitochondria
• B) the structural carbohydrate, chitin
• C) nervous conduction and muscular movement
• D) heterotrophy
• E) flagellated gametes

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Definitions:

Oval Window

A membrane-covered opening that leads from the middle ear to the inner ear and is involved in the process of hearing.

Eardrum

A thin membrane that separates the outer ear from the middle ear and vibrates in response to sound waves.

Vestibular Sacs

Structures in the inner ear involved in maintaining balance and spatial orientation by detecting gravity and linear movement.

Semicircular Canals

Structures within the inner ear that are part of the vestibular system, helping to regulate balance and spatial orientation by detecting head movements.