Which of the Following Is the Best Evidence for a Three-

question 37

Multiple Choice

Which of the following is the best evidence for a three- domain system?

• A) There are three distinctly different Gram reactions.
• B) Some bacteria live in extreme environments.
• C) There are three distinctly different cell structures.
• D) There are three distinctly different cellular chemical compositions.
• E) None of the above.

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Definitions:

Catatonic Schizophrenia

A subtype of schizophrenia characterized by periods of immobility or stupor, bizarre postures, or excessive, purposeless motor activity.

Disorganized Schizophrenia

A form of schizophrenia distinguished by chaotic speech, actions, and a lack of suitable emotional response.

Undifferentiated Schizophrenia

A subtype of schizophrenia characterized by mixed symptoms that do not clearly fit the criteria for other types of schizophrenia.

Somatoform Disorders

A group of mental disorders characterized by physical symptoms that suggest illness or injury, but which cannot be fully explained by a medical condition.