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ADA NBDHE Dental Hygienist

Category - Provision of Clinical Dental Hygiene Services

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What do individuals with single-gene disorders usually have?

Affected parent
Affected parents
They are carriers
Share trait with sibling

Explanation

Answer: A - Individuals with single-gene disorders usually have an affected parent. It is autosomal dominant inheritance. An affected person has a 50 percent chance of passing the trait to a child. Dominant traits are usually seen in multiple, successive generations.

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