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What secondary sex characteristic does testosterone produces in males?
Testosterone produces a deep voice and facial hair in males.
Why do secondary sex characteristics occur?
Secondary sex characteristics develop during puberty due to hormonal changes, specifically the increase in sex hormones like estrogen and testosterone. These hormones trigger physical changes such as breast development, facial hair growth, and voice deepening, distinguishing males from females. These characteristics play a role in sexual attraction and reproduction.
Hormone drive development of secondary sex characteristics?
Hormones such as testosterone and estrogen drive the development of secondary sex characteristics during puberty. These hormones are responsible for physical changes like breast development and facial hair growth, which differentiate males and females.
What is an example of a secondary sex characteristics?
Male facial hair
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.
Why people people shouldn't have facial hair?
Facial hair is really a secondary characteristics of males in response to the male hormone testosterone.
What is Secondary sex characteristics?
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.
Why are the above features called secondary sexual characteristics?
Secondary sexual characteristics develop during puberty and are used in mating and reproductive behavior, but are not directly involved in reproduction itself. They are influenced by sex hormones and help distinguish males and females within a species. Examples include facial hair in men and breast development in women.
What hormone is responsible for male facial hair and muscle development?
The hormones with the most direct effect on hair growth are androgens, the male sex hormones that include testosterone. Both men and women produce androgens--a gender just produces more of one and less of the other. The hormones essential to muscle development are the catabolic hormones and anabolic hormones.
What are the differences primary and secondary sex characteristics?
Primary sex characteristics are the anatomical structures directly involved in reproduction, such as the ovaries and testes, which develop during embryonic stages and are present at birth. Secondary sex characteristics, on the other hand, emerge during puberty and include features such as breast development in females, facial hair in males, and changes in body composition. These characteristics are influenced by hormones and serve to differentiate the sexes beyond reproductive organs.
What role do sexual hormones play in male reproductive health and development?
Sexual hormones, such as testosterone, play a crucial role in male reproductive health and development. These hormones are responsible for the production of sperm, the development of male reproductive organs, and the regulation of secondary sexual characteristics like facial hair and muscle mass. Additionally, sexual hormones are involved in maintaining libido and overall sexual function in males.
What are the two female hormones?
The two main female hormones are estrogen and progesterone. Estrogen is responsible for the development of female secondary sexual characteristics and regulating the menstrual cycle, while progesterone plays a key role in preparing the uterus for pregnancy and maintaining a healthy pregnancy.
