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Progesterone.
the answer would be ovaries of course. your welcome! :)
Girls start developing breasts with the onset of puberty usually between the ages of 12 and 14.
Primary characteristics involve the organs for reproduction. Males have testicles, females uterus. Secondary characteristics involve traits characterized by hormonal changes such as the differences due to puberty. Examples include breasts, facial hair, the growth of pubic hair and underarm hair.
Secondary sexual characteristics. These are physical manifestations that develop during puberty, such as breast development in females, facial hair growth in males, and changes in body shape and voice pitch. These traits are not directly related to the reproductive organs but are influenced by sex hormones and indicate sexual maturity.
estrogen= female testosterome=male
Testosterone in males and estrogens in females
Progesterone.
The primary sex characteristics are the genitalia. The secondary sex characteristics are those typical of males or females. Breasts, body shape, Adam's apple, voice pitch, hair growth, etc. are secondary sex characteristics.
the answer would be ovaries of course. your welcome! :)
In humans, visible secondary sex characteristics include enlarged breasts of females and facial hair and adam's apple on males.
Hypothalamus act on pituitarx gland which releases GnRH and LH harmone which in turn act on testicles in males and ovary in females which cause to release testostetorone in males and estrogen ,progesterone in females which are responsible for secondary sexual charecters
They are sometimes as interested in other males as in females....
Secondary sex characteristics (for example, breasts in females and facial hair and Adam's apple in males) appear in puberty and distinguish the sexes.
Ovaries
Adrenal
OVARY