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pyros pyros
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9 years ago
The physical and biological changes of puberty result from changes that occur in the

   a.  endocrine system.
   b.  lymphatic system.
   c.  nervous system.
   d.  thyroid gland.
Textbook 
Adolescence and Emerging Adulthood

Adolescence and Emerging Adulthood


Edition: 5th
Author:
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Chili_billyChili_billy
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