Individuals with the Disorder Xeroderma Pigmentosum Are Hypersensitive to Sunlight

question 5

Multiple Choice

Individuals with the disorder xeroderma pigmentosum are hypersensitive to sunlight, and mutations to the DNA in their skin cells are left uncorrected. Why are the mutations not corrected in individuals with this disorder?

• A) The disorder makes cells unable to replicate DNA.
• B) The disorder causes mitosis to stop during metaphase.
• C) The disorder makes cells unable to form chromosomes.
• D) The disorder causes cells to be unable to repair thymine dimers.

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Definitions:

Psychotherapy

A therapeutic treatment involving psychological techniques, used to assist individuals in overcoming difficulties or achieving personal growth.

Treatment Plan

A structured outline developed by healthcare professionals describing the course of therapy or medical intervention designed to address a patient's condition.

Family Therapy

A form of psychotherapy that aims to address psychological problems and promote health within the context of the family unit.

Systems Approach

A holistic way of solving problems by viewing systems as part of a larger context.