1.

(a) What is meant by the 'primary sexual characteristics' in humans? State two primary sexual characteristics in boys and two in girls. (b) What is meant by 'secondary sexual characteristics' in humans? Explain with the help of two examples.

Answer»

(a) What is meant by the 'primary sexual characteristics' in humans? State two primary sexual characteristics in boys and two in girls.

(b) What is meant by 'secondary sexual characteristics' in humans? Explain with the help of two examples.



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