Biology · Human Anatomy
निम्नलिखित में से कौन सा मानव शरीर का सबसे कठोर पदार्थ है?
- 1दांतों का इनेमल (Enamel)✓
- 2पसली की हड्डियाँ
- 3अंगूठे के नाखून
- 4खोपड़ी की हड्डियाँ
सही उत्तर देखें
दांतों का इनेमल (Enamel)
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