If the Species of Snail in the Question Above Is

question 146

Multiple Choice

If the species of snail in the question above is found only on the three islands shown in the diagram, which of the following would correctly describe the endemism of this species?

• A) Endemic relative to A and B
• B) Endemic relative to C
• C) Endemic relative to A, B, and C
• D) All of the above
• E) None of the above

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Definitions:

2D:4D Ratio

A physiological trait theorized to indicate exposure to certain hormones in the womb, measured by comparing the length of the index finger to the ring finger.

Prenatal Testosterone Exposure

The exposure of a fetus to testosterone levels while in the womb, which can influence a variety of developmental factors.

Nature-nurture Debate

A longstanding discussion concerning the relative importance of an individual's inherited traits (nature) versus environmental influences (nurture) in determining behavior and development.

Gene-environment Interaction

The complex interplay between genetic predisposition and environmental factors that influence the development and expression of traits and behaviors.