The Allele Hb^S That Codes for the Type of Hemoglobin

question 52

Multiple Choice

The allele Hb^S that codes for the type of hemoglobin associated with sickle-cell anemia

• A)is distributed evenly throughout all human populations.
• B)less susceptible to malaria.
• C)is always lethal when found in a human population.
• D)has no effect on the viability of a population.
• E)is never expressed in the phenotype when present in a homozygous state.

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Definitions:

ADHD

Attention Deficit Hyperactivity Disorder is a neurodevelopmental condition marked by tendencies towards inattention, hyperactivity, and impulsive behavior.

Misdiagnosis

The incorrect identification of a disease or condition by a healthcare professional, which can lead to inappropriate treatment and outcomes.

Multifinality

A basic principle of developmental psychopathology that holds that one cause can have many (multiple) final manifestations.

Comorbidity

The presence of one or more additional diseases or disorders co-occurring with a primary disease or disorder.