Multiple choice

Spindles are formed by:

  1. microtubules

  2. endoplasmic reticulum

  3. golgi body

  4. peroxisomes

  5. mesosomes
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A Correct answer
Explanation

Spindle fibers are composed of microtubules - hollow protein tubes made of tubulin that pull chromosomes apart during cell division. The spindle apparatus is entirely microtubule-based. ER, Golgi, peroxisomes, and mesosomes play no role in spindle formation.

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