The Most Important Feature That Permits a Gene to Act

question 34

Multiple Choice

The most important feature that permits a gene to act as a molecular clock is

• A) having a large number of base pairs.
• B) having a larger proportion of exonic DNA than of intronic DNA.
• C) having a reliable average rate of mutation.
• D) its recent origin by a gene-duplication event.
• E) its being acted upon by natural selection.

Understand the importance of Institutional Review Board (IRB) approval in research involving human subjects.

Grasp Maslow's hierarchy of needs and its application to patient care priorities.

Recognize the significance of caring in nursing practice according to different nursing theorists.

Apply nursing research findings to improve patient care.

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Definitions:

Autonomic Nervous System

The part of the nervous system that controls involuntary actions, such as the heartbeat and digestion, and regulates basic body processes.

Inverted-U Hypothesis

A theory suggesting that there is an optimal level of arousal for performance, with both too little and too much arousal leading to poorer performance.

Optimal Level

The most favorable or desirable degree or amount of something for achieving the best result or outcome.

Actual Stressors

Real and tangible factors in one's environment that cause stress.