Question

the changes which occur of adolescence are controlled by?​

Answer 1

Answer:

The changes which occur at adolescence are controlled by hormones. Hormones are chemical substances. These are secretions from endocrine glands, or endocrine system. The male hormone or testosterone begins to be released by the testes at the onset of puberty.

Explanation:

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Answer 2

Answer:

Hormones is the answer to ur question.

Explanation:

Hormones are chemical secretion which are secreted by endocrine glands. These hormones act upon the target organ and helps in the development of that target organ.

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