বেমতন্তু বা Spindle fiber কোন প্রোটিন দিয়ে গঠিত?

A হিস্টোন

B অ্যালবুমিন

C গ্লোবুলিন

D টিউবিউলিন

Correct Answer & Explanation

Option D

Option D is the correct answer according to official curriculum guidelines.

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