Question

Changes in the body at onset of puberty is stimulated by chemical messengers. How does this stimulation take place?

Answer 1

Answer:

Hormones are the body's chemical messengers. They carry information and instructions from one set of cells to another. The endocrine (EN-duh-krin) system influences almost every cell, organ, and function of our bodies.

Explanation:

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Answer 2

Answer:

Nerve cells in the hypothalamus make chemicals that control the release of hormones secreted from the pituitary gland. ... The pituitary gland makes many hormones, such as: growth hormone, which stimulates the growth of bone and other body tissues and plays a role in the body's handling of nutrients and minerals.