Question

___ contols the changes which occur at sdolecence

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:

Answer 2

Answer:

Hormones

Explanation:

Please read the theory

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