The correct answer to the question stated above is the first option: <span>an instinctive behavior was tied to a different stimulus.
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Pavlov's experiment was a typical case of classical conditioning because an instinctive behavior was tied to a different stimulus.
<span>The Grassland habitat and the Forage and Cover habitat. Grizzly Bears are found in the Grassland, and Burrowing Owls are found in the Forage and Cover.</span>
Well actually the other answer is wrong, Mammals, microorganisms, and plants alike generate enzymes for their life sustaining reactions.
Hope this helps!
What do you mean? By "What is dirty dozen pollutants"?