alleryસસ્તન પ્રાણીના મધ્ય કાનમાં કેટલાં હાડકાં હોય છે?
Aએક
Bબે
Cત્રણ
Dચાર
Answer & Solution
Correct answer: C. ત્રણ
મધ્ય કાનના ત્રણ હાડકાં એ સસ્તન પ્રાણીઓની નિર્ણાયક વિશેષતાઓમાંની એક છે.
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