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प्रश्न
Write the changes that occur in the age group 11 to 21 years in boys.
उत्तर
The changes that occur in the age group 11 to 21 years in boys are as follows:
Change in voice results due to growing vocal cords in males
There is a hair growth in the pubic area, armpits as well as the chest and the face.
The scrotum and the testicles start to grow when they reach puberty.
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संबंधित प्रश्न
In frogs, thyroid secretion stimulates the metamorphosis from tadpole to adult frog.
Hormones secreted by endocrine glands are directly released into blood stream.
Name the hormones of the following endocrine gland and their function.
Pituitary
Name the hormones of the following endocrine gland and their function.
Thyroid
Name the hormones of the following endocrine gland and their function.
Adrenal
Name the hormones of the following endocrine gland and their function.
Thymus
Name the hormones of the following endocrine gland and their function.
Testis
Name the hormones of the following endocrine gland and their function.
Ovary
Draw and label the diagram.
Human endocrine glands
Explain chemical coordination in humans and give the names and functions of some hormones.
