The _____ Is the Transparent Elastic Structure That Focuses Light

question 78

Multiple Choice

The _____ is the transparent elastic structure that focuses light on the back of the eyes by changing shape.

• A)pupil
• B)iris
• C)fovea
• D)lens

---

Definitions:

Neuron

A specialized cell transmitting nerve impulses; a nerve cell.

Insulation

Insulation refers to materials used to reduce the rate of heat transfer, or the method of installing such materials to help maintain a desired temperature in buildings or protective clothing.

Proximate Explanation

An explanation that focuses on the immediate cause or mechanism of a biological trait or behavior.

Singing

The act of producing musical sounds with the voice, often characterized by a distinct pitch, rhythm, and a series of notes that sound pleasing to the listener.