Question

write short notes on the following . (a) secondary sexual characters (b) Adam's Apple

Answer 1

secondary sexual character are the characters which distinguish a boy or girl the secondary sexual character of boys include hairs on chests under the arms growth of moustaches while secondary sexual characters from girls include development of breasts and growth of hair under arms and public region . The characters are in control of sex choromosomes

Answer 2

Answer :

Adam's Apple :-

Due to the effect of testosterone hormone secreted in boys at puberty and the voice box means the larynx gets increased in size and this grown voice box is called the adam's apple. Due to this the voice of boys is observed hoarse and cracking.

Secondly Sexual Characters :-

Those characters that helps to distinguish the male from female are called secondary sexual characters. These characters developed at poverty. In boys , appearance of moustache, beared and hoarse cracking sound is observed while in girls , development of mammary glands and high pitched melodious sound is observed and these are some examples of secondary sexual secondary. These characters are under control of sex hormones.

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