Down Syndrome Most Commonly Results from

question 39

Multiple Choice

Down syndrome most commonly results from

• A)a failure of the twenty-first pair of chromosomes to separate during meiosis.
• B)increased age of the father.
• C)oxygen deprivation during or immediately after birth.
• D)mutation of the genetic material on the twenty-third chromosomal pair.

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Definitions:

Parent

An individual who has a biological or legal responsibility for raising and caring for a child.

Talcott Parsons

An influential American sociologist known for his contributions to social theory, particularly the action theory and the systems theory.

Progressed

Progressed denotes the advancement or forward movement towards achieving a goal or improving in a certain aspect.

Defined

Clearly characterized or delineated; having a clear description or boundary.