The Effect of an Insertion or Deletion of a Small

question 22

Multiple Choice

The effect of an insertion or deletion of a small number of nucleotides depends on:

• A)whether it occurs in a coding region or noncoding region of the DNA.
• B)its size.
• C)whether it occurs in a germ-line cell or somatic cell.
• D)whether it involves purine or pyrimidine bases.
• E)where it occurs on a chromosome.

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Definitions:

Unipolar Depression

A major depressive disorder characterized by a persistent feeling of sadness or a lack of interest in external stimuli, differing from bipolar disorder by the absence of manic or hypomanic episodes.

Dysthymic Symptoms

long-term, chronic symptoms of depression that are less severe than major depressive disorder.

Mania

A mental state characterized by extreme energy, euphoria, hyperactivity, and a reduced need for sleep, often seen in bipolar disorder.

Hypomania

A milder form of mania, characterized by elevated or irritable mood, increased activity or energy levels, but not severe enough to cause significant impairment.