PDF chapter test TRY NOW

Drag the correct option:
 
Answer variants:
low pitched voice
primary sexual characteristics
high pitched voice
secondary sexual characteristics
acne
larynx
1. Growth of voice box cause -
 
2. Increased secretion of sebaceous glands and sweat glands -
 
3. Internal and the external sex organs present at the time of birth -
 
4. Development of breasts -