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What is meant by secondary sexual characteristics in human ? Explain with the help of two example

Secondary sexual character means the changes that occur in the body of a person during adolescent period.
Eg.in boys shoulder becomes wider and in girls region below the waist becomes wider.
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The characteristics that help to distinguish between a male and a female are called secondary sexual characteristics.
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The secondary sexual characteristics start developing at the time of puberty and continue to develop through the period of adolescence
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Physical characteristics developed at puberty but are not involved in reproduction are termed as secondary sexual characteristics. Boys developed secondary sexual characters like enlargement of testes , growth of hair in faces and chest, extra hair in the armpits, increase in height and deepening of the voice, etc. Girls developed with secondary sexual characters like growth of breasts and vulva, growth of pubic hair, extra hair in the armpits

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