Xeroderma Pigmentosum (XP)is a Rare Autosomal Recessive Disorder

question 26

Multiple Choice

Xeroderma Pigmentosum (XP) is a rare autosomal recessive disorder.Patients with XP exhibit a cellular hypersensitivity to ultraviolet (UV) radiation,a high incidence of skin cancer and premature aging.Based on these clinical characteristics,what is the underlying cause for this disease?

• A)defects in DNA repair
• B)defects in DNA replication
• C)lack of telomerase activity
• D)shortened telomeres

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Definitions:

Paintbrushes

Tools used for applying paint or other substances on surfaces, typically consisting of bristles fastened to a handle.

Cannibalization

A decrease in the sales figures, earnings, or the market dominance of an existing product due to the launch of a new product by the same manufacturer.

Substitute Product

A product or service that satisfies the same need or function as another in the eyes of the consumer, often leading to competition between brands.

Complementary Product

A product that adds value to another product when used together, enhancing the consumer's experience or utility.