After Learning to Press Five Keys, "A" Through "E," in Alphabetical

question 18

Multiple Choice

After learning to press five keys, "A" through "E," in alphabetical order, monkeys were given tests in which subsets of two keys were presented.A comparison of the latencies to press the second key revealed that as the number of letters missing between the two test keys increased, (BD) versus (BE) for example, the latency to press the second key , suggesting that the monkeys were subject to the symbolic distance effect.

• A)remained the same
• B)increased
• C)decreased
• D)increased if the first key was "A" or "B," and decreased if the first key was "C" or "D" ("E" could not be the first key)

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Definitions:

Stereochemistry

The study of the spatial arrangements of atoms in molecules and their effects on the physical and chemical properties of those molecules.

(R)-2,3-dimethylhexan-3-ol

An organic compound characterized by its chiral center at the second carbon atom, resulting in the R-configuration.

Synthesis

The process of combining smaller molecules or elements to form larger, more complex products.

Reaction Mechanism

A detailed step-by-step description of the process by which reactants are converted into products in a chemical reaction.