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Write notes on secondary sexual characters. - Science

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Question

Write notes on secondary sexual characters.

Short Note

Solution

Secondary sexual characteristics are those that distinguish an individual's two sexes. The pituitary gland is in charge of controlling sex hormones. Secondary sexual characteristics in males include increased height, a large Adam's apple in the throat region, a deep voice, the growth of beards, moustaches, and pubic hair, as well as hair on the chest, thighs, and armpits. Female secondary sexual characteristics include increased height but shorter stature than boys, less facial hair, pubic hair growth, armpit hair, a high-pitched voice, and breast development. Other traits include a broader pelvis, fat deposition around the hips, and smoother skin texture.

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Secondary Sex Characteristics
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Chapter 10: Reaching the Age of Adolescence - Exercises [Page 124]

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NCERT Science [English] Class 8
Chapter 10 Reaching the Age of Adolescence
Exercises | Q 8.2 | Page 124
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