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Anthony classically conditioned his cat to purr whenever the phone rang.One day,the phone rang for nearly two hours straight when Anthony wasn't home,and the cat's conditioned purring response underwent extinction.Today,the response has spontaneously recovered,but what should Anthony expect if the conditioned purring response were to undergo extinction again
Evolutionary Relationships
The connections among different species or organisms that can be traced back to a common ancestor, explored through genetics, physical characteristics, and other biological data.
Amniotes
Terrestrial vertebrates: reptiles, birds, and mammals; animals whose embryos are enclosed by an amnion.
Lungfish
A type of freshwater fish with the unique ability to breathe air using lungs, allowing them to survive in habitats with low oxygen levels.
Lobe-Finned Fishes
A class of fish known for their fleshy, lobed, paired fins, which are precursors to the limbs of land-dwelling vertebrates.
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