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Girls start developing breasts with the onset of puberty usually between the ages of 12 and 14.
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What are the visible signs of sexual maturity that do not involve the sex organs directly called?
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.
Why are the above features called secondary sexual characteristics?
Becayse
The process by which males and females develop distinct reproductive anatomy is called?
sexual differentiation
The condition in which males and females differ dramitically in phenotypic characteristics is called?
sexual dismorphism
What does testosterone produce that influences primary and secondary sex characteristics in males?
testosterone produces the male gamete called sperm which influence the primary and secondary sexual charecters in male.
What is the secondary sexual characteristics of the human?
In humans, visible secondary sex characteristics include enlarged breasts of females and facial hair and adam's apple on males.
What is the hormones is responsible for the development of secondary sexual characteristics of females?
estrogen= female testosterome=male
What are the visible signs of sexual maturity that do not involve the sex organs directly called?
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.
What endocrine galens are responsible for the development ogf secondary sexual characteristics in humans?
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
Why are the above features called secondary sexual characteristics?
Becayse
How do you tell whether you are a girl or boy?
Secondary sexual characteristics.
What hormones promotes secondary sexual characteristics such as facial hair?
Testosterone
What type of organic compound is testosterone?
Yes, it is. It is an anabolic steroid. It is produced by the testis in males and ovaries in females (a smaller amount). It produces secondary sexual characteristics.
What are the three main functions of estrogen?
It maintains the menstruation cycle. It develops secondary sexual characteristics. It also develops sexual organs.
The process by which males and females develop distinct reproductive anatomy is called?
sexual differentiation
The condition in which males and females differ dramitically in phenotypic characteristics is called?
sexual dismorphism
Which hormone is mainly responsible for the development and maintenance of female secondary sexual characteristics?
estrogen
