The Development of Psychophysical Methods and Reaction-Time Experiments at the End

question 43

Multiple Choice

The development of psychophysical methods and reaction-time experiments at the end of the 19^th century was important to the emerging field of psychology because these methods

• A) were instrumental in the development of behaviorism in the 20^th century.
• B) helped psychology to become a quantifiable, laboratory-based science.
• C) formed a foundation for the work of Sigmund Freud.
• D) allowed researchers to provide information to the public about mental telepathy and clairvoyance.

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Definitions:

DNA

Deoxyribonucleic acid, a molecule that carries the genetic instructions used in growth, development, function, and reproduction of all known living organisms.

RNA

RNA, a vital nucleic acid found in every living cell, functions as a courier, delivering directions from DNA to regulate protein synthesis.

Evolutionary Systematics

An approach to classification that considers both evolutionary relationships and the extent of divergence that has occurred since a group branched from an ancestral group. Compare with cladistics and phenetics.

Phylogenetic Tree

A branching diagram that shows lines of descent among a group of related species.