Our Ability to Change the Focus of Our Eyes to See

question 84

Multiple Choice

Our ability to change the focus of our eyes to see objects at different distances depends on changes in the

• A) frequency of impulses in the optic nerve.
• B) thickness of the lens.
• C) position of the retina.
• D) width of the pupil.

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Definitions:

Database System

A systematic collection of data that supports electronic storage and manipulation of information, allowing for easy retrieval, management, and updating of data.

Knowledge-Based System

A business intelligence system that provides intelligence that supplements the user’s own intellect and makes the decision support system more effective.

Business Situation

A set of circumstances or conditions faced by a business that requires strategy and decision-making.

Sieve-tube Members

Specialized cells in the phloem of plants that facilitate the transport of sugars and nutrients from the leaves to other parts of the plant.