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Biology / Campbell Biology 10 / Chapter 51 / Problem 4

Campbell Biology | 10th Edition | ISBN: 9780321775658 | Authors: Jane B. Reece, Lisa A. Urry, Michael L. Cain, Steven A. Wasserman, Peter V. Minorsky, Robert B. Jackson

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A region of the canary forebrain shrinks during the nonbreeding season and enlarges when

Chapter 51, Problem 4

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QUESTION:

A region of the canary forebrain shrinks during the nonbreeding season and enlarges when breeding season begins. This change is probably associated with the annual a. addition of new syllables to a canarys song repertoire. b. crystallization of subsong into adult songs. c. sensitive period in which canary parents imprint on new offspring. d. elimination of the memorized template for songs sung the previous year.

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QUESTION:

A region of the canary forebrain shrinks during the nonbreeding season and enlarges when breeding season begins. This change is probably associated with the annual a. addition of new syllables to a canarys song repertoire. b. crystallization of subsong into adult songs. c. sensitive period in which canary parents imprint on new offspring. d. elimination of the memorized template for songs sung the previous year.

ANSWER:

B. crystall

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