Which of the Following Structures Represent the Same Stereoisomer

question 18

Multiple Choice

Which of the following structures represent the same stereoisomer?

• A) only 1 and 2
• B) only 1 and 3
• C) only 2 and 3
• D) 1, 2 and 3

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Definitions:

External Acoustic Meatus

The external passage of the ear leading to the tympanic membrane, or eardrum.

Auditory Canal

The tube that runs from the outer ear to the middle ear, transmitting sound waves collected by the ear's auricle (outer part) to the tympanic membrane.

Cochlea

A spiral-shaped cavity in the inner ear that plays a key role in the sense of hearing by converting sound vibrations into electrical signals.

Endolymph

A fluid contained within the membranous labyrinth of the ear, playing a key role in hearing and balance.