How Did the Inactivation of a Gene That Now Encodes

question 8

Multiple Choice

How did the inactivation of a gene that now encodes a nonfunctional myosin protein affect human chewing muscles?

• A) No effect because humans have over 40 closely related myosin genes.
• B) No effect because myosin is not essential for life.
• C) The loss of this myosin led to smaller and weaker chewing muscles in humans.
• D) No effect because other proteins in the body can do the same thing as myosin.
• E) The loss of this myosin led to greater flexibility of chewing muscles in humans.

Describe the biological factors contributing to anxiety and obsessive-compulsive disorders.

Recognize the symptoms and diagnostic criteria of panic disorder and its impact on daily functioning.

Understand prevalence rates and societal impacts of psychological disorders.

Describe the characteristics and diagnosis of dissociative disorders.

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Definitions:

Deterioration

The process of becoming progressively worse.

Social Behavior

Actions or reactions of an individual in response to external or internal stimuli, within a social context.

Elders

Older individuals, often regarded with respect or veneration, who may hold positions of authority or influence within a community or family.

Interdependence

A relationship between individuals or groups that is mutually reliant, where actions of one party impact the other.