Biology · Biology
वहाँ सुफेद रक्त कोशिकाएं (WBC) का उत्पादन मुख्य रूप से कहाँ होता है?
- 1उपरोक्त सभी (All of the above)✓
- 2यकृत और प्लीहा (Liver and Spleen)
- 3लिम्फ ग्रंथि (Lymph node)
- 4अस्थि मज्जा (Bone marrow)
सही उत्तर देखें
उपरोक्त सभी (All of the above)
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