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A Dog That Was Trained to Salivate at the Sight

question 137

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A dog that was trained to salivate at the sight of a white square also salivates somewhat at the sight of a gray square.What is the dog displaying?​


Definitions:

Ser-Leu-Phe-Pro

A sequence of amino acids, possibly representing a segment of a protein or a peptide.

Trypsin

An enzyme that digests proteins by cleaving peptides at the carboxyl side of lysine and arginine, essential in digestion.

Peptide

Small sequences of amino acid units connected via peptide (amide) links, essential for various biological roles.

N-Terminus

The end of a protein or polypeptide chain where the amino acid has a free amine group.

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