The Centrosome Structure
The centrosome consists of two centrioles that lie at right angles to each other. Each centriole is a cylinder made up of nine triplets of microtubules. Nontubulin proteins (indicated by the green lines) hold the microtubule triplets together.
Source
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"OpenStax College, Eukaryotic Cells. October 16, 2013."
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OpenStax CNX
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