Multiple choice

Which of the following factors is responsible for the changes associated with puberty?

  1. Secretion of adrenaline in males and thyroxin in females

  2. Secretion of testosterone in males and adrenaline in females

  3. Secretion of testosterone in males and oestrogen in females

  4. Secretion of thyroxin in males and oestrogen in females
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Many dramatic changes are observed in one's appearance as one approaches 10–12 years of age.  These changes are associated with puberty because of the secretion of testosterone in males and oestrogen in females.

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