The Difference Between Normal and Sickle-Cell Hemoglobin Is Based Upon

question 2

Multiple Choice

The difference between normal and sickle-cell hemoglobin is based upon

• A) the number of amino acids in the molecule.
• B) the substitution of one amino acid for another.
• C) the number and orientation of the amino acid chain attached to the heme portion of the molecule.
• D) the number of oxygen molecules that can be carried.
• E) the types of bone marrow that produce it.

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Definitions:

Electroconvulsive Therapy

A medical treatment involving the application of electric currents to the brain, intentionally triggering a brief seizure, primarily used to treat severe depression and other mental illnesses.

Depression

A mental state typified by ongoing sadness or detachment from activities once enjoyed, heavily influencing the ability to function daily.

MRI-guided Precision Surgery

A surgical technique that uses magnetic resonance imaging to improve the accuracy and effectiveness of operations.

Obsessive-compulsive Disorder

A mental disorder characterized by intrusive thoughts that produce uneasiness, apprehension, fear, or worry; and by repetitive behaviors aimed at reducing the associated anxiety.