Olga Is Nearsighted and Cannot See Things Beyond 90 Cm

question 119

Multiple Choice

Olga is nearsighted and cannot see things beyond 90 cm cm from her eyes. What is the refractive power of the contact lenses that will enable her to comfortably see distant buildings clearly?

• A) +2.2 diopters
• B) -1.1 diopters
• C) -2.2 diopters
• D) +1.1 diopters
• E) -1.7 diopters

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Definitions:

Recessive

Describing traits or genes that are expressed in offspring only when inherited from both parents, as opposed to dominant traits that are expressed when inherited from just one parent.

Genetic Disorders

Diseases or conditions caused by abnormalities in an individual's DNA, often inherited from one or both parents.

Autosomes

Any chromosome that is not a sex chromosome; autosomes are present in pairs in both males and females and carry the bulk of genetic information.

X-linked

A mode of genetic inheritance by which a trait is passed from parent to child through the X chromosome.