The Change in the Shape of the Lens in Order

question 130

Multiple Choice

The change in the shape of the lens in order to focus on a visual image at different distances is known as:

• A)presbyopia.
• B)focusing.
• C)convergence.
• D)visual accommodation.

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Definitions:

Monogenic Disorder

A disorder caused by mutation or alterations in a single gene, affecting how a person grows, develops, and functions.

Fraternal Twins

Siblings born from separate eggs fertilized by separate sperm cells, sharing 50% of their genetic material but born at the same time.

Concordance Rate

The probability that two individuals with shared genes will both display a particular trait or disorder, often used in twin studies.

Genetic Make-Up

The set of genes that an individual inherits from their parents, which determines one's characteristics and predispositions.