If a Person Has a Recessive Allele for a Disorder

question 64

Multiple Choice

If a person has a recessive allele for a disorder and that allele is masked by presence of a normal dominant allele,this person

• A) is termed a carrier.
• B) has the disease but cannot pass this disease to their offspring.
• C) is homozygous for the disease.
• D) is termed a linkage group.
• E) cannot produce gametes.

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Definitions:

Hgb

Hemoglobin, a protein in red blood cells that carries oxygen throughout the body.

EKG

Electrocardiogram, a test that measures the electrical activity of the heart to detect heart abnormalities.

ECG

Electrocardiogram; a test that measures the electrical activity of the heart to detect heart conditions.

Radiopaque Substance

A material that does not allow X-rays or similar radiation to pass through, making it visible on radiographic images.