An Insect Population Lives Along the Edge of a North-South

question 13

Multiple Choice

An insect population lives along the edge of a north-south mountain range.The populations from the east and west slope eventually join in a low northern pass and interbreed,producing fertile offspring; but they do not circle around the southern edge because of a desert barrier.When glaciers move southward,the populations are pushed south of the northern pass and are isolated.While isolated,the two populations develop enough differences over time that when the glaciers retreat north and the insects again share the same pass,they no longer mate at the same time,nor can they produce fertile offspring.These insects

• A)began as one species and therefore remain one species.
• B)were originally two species and remain two species.
• C)were originally two species but are now one species.
• D)were originally one species but are now two species.
• E)The number of species cannot be determined from the information given.

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Definitions:

Object-Relations Theory

Object-relations theory is a psychoanalytic perspective emphasizing the importance of early relationships and the objects (significant others or symbols of them) in the development of the mind and personality.

Freud's Psychoanalytic Theory

A theory developed by Sigmund Freud that emphasizes the importance of unconscious processes in shaping behavior, personality, and psychological disorders.

Penis Envy

A concept in Freudian psychoanalysis referring to a supposed sense of envy a female might feel towards males, related to the possession of a penis.

Superego

In Freudian psychoanalysis, the part of the personality responsible for moral standards and self-criticism, acting as the counter to the id.