Comments Like Those in the Accompanying Figure Are Often Used

question 9

Multiple Choice

Comments like those in the accompanying figure are often used to _____.

• A) explain the contents of a particular cell, such as a complex formula
• B) provide instructions to users
• C) share ideas and notes from several users collaborating on a project
• D) All of the above

---

Definitions:

Neural Impulses

Electrical signals that travel along neurons, facilitating communication within the nervous system.

Receptor Cells

Specialized cells that respond to specific kinds of energy, such as light, sound, or chemicals, and convert them into neural signals.

Optic Nerve

A cranial nerve that transmits visual information from the retina to the brain, enabling sight.

Iris

The colored part of the eye that controls the size of the pupil and thus the amount of light that enters the eye.