Comparison of Physical features in a teenage boy and girl-
1. Both Increase in height and weight
2. Both Develop adult size hands and feet.
3. Appearance of acne in both.
4. Growth of hair on underarms and pubic areas in both.
5. Growth of sex organs in both.
6. Voice becomes shrill in females and harsh in males.
7. Development of breasts in females and muscles in males.