Question

presence of beard in boys is a​

Answer 1

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In boys, presence of beard is the sign of puberty. In boys, the puberty takes place around the age of 11 to 15 years of age. The testes starts producing testosterone, resulting in the development of secondary sexual characters. Like depending in voice, growth of hair on chest, armpit, chin and upper lip.

Puberty is the period during which immature reproductive system of boys and girls matures and becomes capable of reproducing.

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More Information

Puberty is the period during which immature reproductive system of boys and girls matures and becomes capable of reproducing. At age 10 girls, first sign is the enlargement of breast. In boys at 11 years, the enlargement of testes is the first sign.

The ovaries of a young girl start functioning around the age of 10-14 years. It starts releasing the oval (ovulation) and this stage in her life is known as Puberty.

Roles of hormones in Puberty :-

The hormone called Oestrogen, are responsible for bringing the changes in the body of boys and girls, such as growth of mammary glands, widening of hip bones (in girls), increase in size of uterus. These developments are referred as secondary sexual characters. While another hormone secreted by the corpus Luteum, Progesterone prepares the uterus for receiving the embryo

Answer 2

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In boys, presence of beard is the sign of puberty. In boys, the puberty takes place around the age of 11 to 15 years of age. The testes starts producing testosterone, resulting in the development of secondary sexual characters. Like depending in voice, growth of hair on chest, armpit, chin and upper lip.

Puberty is the period during which immature reproductive system of boys and girls matures and becomes capable of reproducing.

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