Deepening of voice in boys during adolescence is mainly related to which hormone?
Answer and explanation
Correct answer: Testosterone
Testosterone, secreted mainly by the testes, is the principal male sex hormone responsible for many changes during male adolescence. It supports development of secondary sexual characteristics, including growth of the larynx and thickening or lengthening of the vocal cords, which makes the voice deeper. Estrogen is mainly associated with female reproductive changes, insulin regulates blood glucose, and auxin is a plant hormone. Therefore option B is correct.
Frequently asked questions
What is the correct answer to this question?
Testosterone
Why is this the correct answer?
Testosterone, secreted mainly by the testes, is the principal male sex hormone responsible for many changes during male adolescence. It supports development of secondary sexual characteristics, including growth of the larynx and thickening or lengthening of the vocal cords, which makes the voice deeper. Estrogen is mainly associated with female reproductive changes, insulin regulates blood glucose, and auxin is a plant hormone. Therefore option B is correct.
Which subject and chapter does this question cover?
This is a Class 10 Science question. Chapter: World of Living. Topic: Control and Coordination.
