Biology · Biology
मनुष्य के रक्त का लाल रंग किसके कारण होता है?
- 1इनमें से कोई नहीं
- 2प्लाज्मा
- 3प्लेटलेट्स
- 4हीमोग्लोबिन✓
सही उत्तर देखें
हीमोग्लोबिन
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