Summary:
- The human skeleton is replaced every 7-10 years.
- Bones become increasingly ossified and grow larger during fetal development, childhood, and adolescence.
- When skeletal maturity is reached at about age 20, no additional growth in bone length can occur.
- However, bones can still increase in thickness.
- This may occur in response to increased muscle activity, such as weight training.
- How much taller is 17-year-old Jana likely to grow?
- Explain your answer.
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