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The migration path of monarch butterflies brings them from Eastern Canada to Mexico over a long, multi-generational journey. During a series of experiments in a chamber, monarchs were observed to fly in a southwest direction. When their circadian rhythms were altered by -6 and +6 hours, the monarchs flew in a southeast or northwest direction, respectively.
-Which direction would you expect the monarchs to fly if their circadian rhythm were changed by 12 hours?
A)northwest
B)northeast
C)southeast
D)southwest

Question

Quizplus · Accepted Answer

Altering the circadian rhythm by 12 hours would reverse their internal clock, causing them to fly in the opposite direction of their natural southwest path, which is northeast.

Use the Following Information to Answer the Questions Below