Assertion: centriole's microtubule | /r/CapableOf | occur as single microtubules
Facets:
Source sentences:
text: In some organisms (e.g. in Drosophila and nematodes) the microtubules are simpler and may occur as either doublet microtubules (in flies) or single microtubules as is the case with Caenorhabditis elegans.