A: Morphological Phylogeny. B: Molecular Phylogeny

question 57

Multiple Choice

A: Morphological phylogeny.

B: Molecular phylogeny.
-According to the phylogenies depicted in the previous pair of figures, if one were to create a taxon called Radiata that included all animal species whose members have true radial symmetry, then such a taxon would be

• A) paraphyletic.
• B) polyphyletic.
• C) monophyletic.
• D) a clade.
• E) More than one of these responses are correct.

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Definitions:

Stimulus Generalization

A psychological phenomenon where a response is elicited by stimuli similar, but not identical, to the original stimulus used in conditioning.

Classical Conditioning

A training method where two stimuli are consistently associated, leading to a response initially triggered by the second stimulus being ultimately triggered by the first stimulus alone.

Salivate

Salivate refers to the secretion of saliva by the salivary glands in the mouth, often in response to the sight, smell, or taste of food.

Drug Tolerance

A physiological state where increased amounts of a drug are required to achieve the same effect.