Biological Processes That Systematically Vary Over a 24-Hour Cycle Are

question 9

Multiple Choice

Biological processes that systematically vary over a 24-hour cycle are called _____ and are regulated by a cluster of neurons called the _____.

• A)intrinsic rhythms; melatonin cluster
• B)circadian rhythms; suprachiasmatic nucleus
• C)circadian rhythms; pineal gland
• D)brain waves; suprachiasmatic nucleus

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Definitions:

Discriminant Validity

A method of demonstrating construct validity by correlating a test with other dissimilar instruments to ensure lack of a relationship.

Intelligence Test

Individual tests that assess a broad range of cognitive capabilities that generally results in an “IQ” score. Often used to identify mental retardation, giftedness, learning disabilities, and general cognitive functioning. It is a type of aptitude test.

Statistical Analysis

Involves mathematical techniques for collecting, reviewing, analyzing, and drawing conclusions from data.

Experimental Design Validity

Using experimentation to show that a test measures a specific concept or construct. It is a type of construct validity.