Both Mammals and Octopi Have Evolved Similar Eye Structures

question 26

Multiple Choice

Both mammals and octopi have evolved similar eye structures.This is an example of

• A) convergent evolution.
• B) divergent evolution.
• C) disruptive selection.
• D) directional selection.

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Definitions:

Thyroid

The thyroid is a butterfly-shaped gland located in the neck, below the Adam's apple, producing hormones that regulate the body's metabolic rate, heart and digestive function, muscle control, brain development, and bone maintenance.

Cricoid

A ring-like cartilage located at the top of the trachea and below the thyroid cartilage, forming the back part of the larynx and providing attachment for muscles involved in opening and closing the airway.

Glottis

The opening between the vocal cords in the larynx, crucial for producing vocal sounds.

Positive Message

Communication that conveys favorable, optimistic, or encouraging information or sentiments.