What Is the Source of the Extra Chromosome 21 in an Individual

question 37

Multiple Choice

What is the source of the extra chromosome 21 in an individual with Down syndrome?

• A) nondisjunction in the mother only
• B) nondisjunction in the father only
• C) duplication of the chromosome
• D) nondisjunction or translocation in either parent
• E) It is impossible to detect with current technology.

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Definitions:

Elements of Emotion

Fundamental components that make up emotional experiences, including subjective feelings, physiological arousal, and expressive behaviors.

James-Lange Theory

A theory of emotion that proposes that physical arousal precedes and causes emotion.

Snake

A legless, carnivorous reptile with a long, slender body, belonging to the suborder Serpentes, known for its ability to shed its skin and sometimes venomous nature.

Lazarus Theory

A psychological theory that suggests that the experience of stress is a result of an interaction between an individual's perception of a stressor and their ability to handle or cope with the stressor.