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← Nature & AnimalsWhich navigational outcome influences salmon migration 'homing' using terrestrial chemical maps?
A)Olfactory imprinting mechanism✓
B)Celestial cues encoding
C)Magnetic field deviation
D)Genetic drift compensation
💡 Explanation
Salmon use olfactory imprinting; distinct watershed odors get memorized, because this learned detection guides them back home, therefore allowing accurate spawning site return, rather than relying on fixed internal magnetic or celestial directions alone.
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