In Training Various Animals to Perform Tricks, Marian and Keller

question 68

True/False

In training various animals to perform tricks, Marian and Keller Breland discovered that certain natural behavior patterns interfered with the operant behaviors they were attempting to condition in some animals, a phenomenon called instinctive drift.

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Urine Toxicology Test

A test performed on a urine sample to detect the presence of drugs, toxins, or other substances in the body.

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A psychological and potentially life-threatening eating disorder characterized by an extremely low body weight, fear of gaining weight, and a distorted perception of body image.

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The incidence of death within a population.