Biology · Skeletal System - Vertebral Column
During the development of the human vertebral column, how do the sacral vertebrae change into adulthood?
- 15 separate vertebrae remain completely distinct
- 23 separate vertebrae fuse to form 2 bones
- 34 separate vertebrae fuse to form 1 bone
- 45 separate vertebrae fuse to form 1 bone✓
Correct answer
5 separate vertebrae fuse to form 1 bone
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