Medicine

What chemicals are responsible for physical changes in boys and girls during puberty?

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<a href="http://qanda.encyclopedia.com/question/chemicals-responsible-physical-changes-boys-and-girls-during-puberty-78924.html" >What chemicals are responsible for physical changes in boys and girls during puberty?</a>
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In puberty, the pituitary gland increases its production of gonadotropins, which in turn stimulate the production of predominantly estrogen in girls, and predominantly testosterone in boys. Estrogen and testosterone are responsible for breast development, hair growth on the face and body, and deepening voice.

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