Change in voice, development of facial hair secondary sex characters
In American English, a secondary sex characteristic is any physical difference between males and females that is unrelated to reproduction and typically manifests during adolescence. Examples include the distribution of body hair and fat, the development of breasts and muscles, the deepening of the voice, etc.
During the prepubescent and postpubescent phases, secondary sexual characteristics appear.
Learn more about Secondary sex characters here:
https://brainly.com/question/1557800
#SPJ4
