Flatworms and Cnidarians May Have Evolved from a Common Planuloid

question 49

True/False

Flatworms and cnidarians may have evolved from a common planuloid ancestor.

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Definitions:

Wundt

Wilhelm Wundt, often regarded as the father of experimental psychology, who established the first psychological laboratory in Leipzig, Germany, in 1879.

Repressed Conflicts

Unresolved, often unconscious, conflicts that lead to psychological distress or behaviors, according to psychoanalytic theories.

Phobias

Intense, irrational fears of specific objects, situations, or activities that lead to avoidance behavior.

Unconditioned

Refers to stimuli or responses that occur naturally without any prior learning or conditioning.