Q84 of 231 Page 117

The dramatic changes in body features associated with puberty are mainly because of the secretions of:

Testosterone hormone, also known as male sex hormone, is secreted by testes. Oestrogen and progesterone hormones are released by ovaries. Both testosterone and oesterogen are responsible for puberty in males and females respectively.

More from this chapter

All 231 →
82

The part of brain which controls the involuntary actions such as heart beat, breathing, blood pressure, etc. is:

 83

Dwarfism results due to:

 85

Which of the following statements is correct about receptors?

 86

The part of brain which takes part in regulating respiration in the human body is: