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A _____ has two centrioles.Group of answer choicescentrosomekinetochorecentromeremitotic spindle

Question

A _____ has two centrioles.

Group of answer choices:

  • centrosome
  • kinetochore
  • centromere
  • mitotic spindle
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Solution

The correct answer is centrosome.

Explanation:

A centrosome is an essential organelle found in eukaryotic cells, responsible for organizing microtubules and providing structure to the cell. It consists of a pair of centrioles, which are cylindrical structures made up of microtubules arranged in a specific pattern. Each centriole is oriented perpendicular to the other, forming a structure known as an outer and inner centriole. The centrosome plays a pivotal role during cell division, particularly in the formation of the mitotic spindle, which is critical for the proper segregation of chromosomes. The other options listed — kinetochore, centromere, and mitotic spindle — refer to different components and structures involved in cell division but do not specifically describe a structure with two centrioles.

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