Boys:
-Deepening in Voice
-Growth Spurts
-Pubic Hair Development
-Increased Production of Testosterone and Sperm Cells
Girls:
-Growth Spurts
-Pubic Hair Development
-Menstrual Cycle Begins
-Increased Production of Estrogen and Eggs
Answer:
she needs to work on flexability because if not then it could cause her to rip a muscle and a worse injury.
Repetitive motion can cause injury . true
