Which chemical secretion control development /changes at adolescence? Name the type of glands that produce them. mention any two physical changes in boys at puberty.

Adolescence is the result of sex glands in human beings, which is testosterone in males and oestrogen in females.

In males during puberty, testes produce male sex hormones called testosterone that is responsible for all the change associated with male puberty. In boys, this stage appears at the age of 13-14 years.

In boys:

1. Puberty usually begins with the testicles and penis getting bigger.

2. Then growing hair in the pubic area and armpits.

3. Muscles grow, the voice deepens, and facial hair develops.

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Updated on: 20-Mar-2023

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