There Are Two Parts of the Eye That Can Actively

question 232

Multiple Choice

There are two parts of the eye that can actively change their shape: the _____, to control how much light enters the eye, and the _____, to focus that light.

• A) lens; iris
• B) iris; lens
• C) pupil; cornea
• D) cornea; pupil

---

Definitions:

Senatorial Election

A political process through which individuals are elected to represent a state or equivalent entity in the senate.

Expected Value

The average of all possible outcomes of a random variable, weighted by their respective probabilities.

Sample Proportions

Statistics used to estimate the fraction or percentage of a population that exhibits a particular characteristic, based on a sample.

Population Proportions

The fraction or percentage of members in a population that exhibit a particular characteristic.