alleryমানুষের প্রধান লালাগ্রন্থি কত জোড়া রয়েছে?
Aএক
Bদুই
Cচার
Dতিন
Answer & Solution
Correct answer: D. তিন
মানুষের প্যারোটিড, সাবম্যান্ডিবুলার এবং সাবলিঙ্গুয়াল জোড়া রয়েছে, যা তিনটি প্রধান জোড়া গঠন করে।
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