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duonghathuylinh duonghathuylinh
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6 years ago
In many species, a young male bird learns its song by listening to adult males. Development of the song requires certain genes and the opportunity to hear the appropriate song during a sensitive period early in life. What type of explanation is illustrated here?
 
  a. evolutionary
 b. ontogenetic
 c. neurological
 d. physiological
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-justin--justin-
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6 years ago
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