Which of the Following Has Provided the Strongest Evidence to Date

question 51

Multiple Choice

Which of the following has provided the strongest evidence to date that pigeons use magnetic cues for orientation?

• A) The detection and description of a neurophysiological magnetic transducer
• B) Observations that orienting behavior takes place even on cloudy days
• C) Evidence that the attachment of small magnets disrupts pigeons' homing behavior
• D) Observations of pigeons gaining latitude information from magnetic field lines
• E) The discovery of magnetite particles in the cells of pigeons

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Definitions:

Elite Democracy

A theory of democracy that limits the citizens' role to choosing among competing leaders, with decisions and policies then made by elected officials and other elites.

Campaigning

The act of working over a period toward a goal, especially in political contexts, where it involves efforts to win votes.

Campaign Finance

The fundraising and spending of money to support political campaigns.

Campaign Reform

Efforts and measures to change laws and regulations governing the financing and conduct of election campaigns, aimed at improving transparency, fairness, and participation in the electoral process.