How are bones get decreased from 300 to 206?!
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300 hundred bones are present in child in embryonal stage.And after 13 to 16 weeks of conception baby develops 206 bones.And after birth some of these 300 bones fuse together with tough membranes.
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The human skeleton begins to develop 13 to 16 weeks after conception at birth a human has about 300 bone and cartilage element and to adulthood to206 bones and 300 bone to joined and to206 bone to adult
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