Unformatted text preview: cells, the major MTOC is the centrosome . • Centrosomes contain gamma tubulin. Gamma tubulin appears to play a key role in microtubule nucleation. Gamma tubulin rings serve as a start site or nucleation site for the growth of one microtubule. • The centrioles, also found within the centrosome have no role in the nucleation of microtubules and their function remains somewhat of a mystery. [plant cells lack centrioles]...
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- Fall '10
- Microbiology, Microtubule, centrosome, Microtubule nucleation