During cellular division, centrioles produce microtubules that pull the replicated chromosomes apart and move them to opposite ends of the cell.

Centriole
Centriole Wikipedia.org Article on centrioles with two illustrations.
Centriole
Centriole By David Darling Brief article with illustration.
Centriole
Centriole, New World Encyclopedia, In-depth description of centrioles and their structure and function; click on image for a larger version.
Centriole
Centriole, British Society for Cell Biology, Read all about centrioles here.
Centriole meaning and definition
Centriole meaning and definition Infoplease.com Visit the site to learn what the centriole does.
Centrioles
Centrioles, by Michael W. Davidson and The Florida State University, View text and large illustrations of centrioles.
Centrioles
Centrioles By Jayashree Pakhare Buzzle.com "Centrioles are two hollow, micro tubular and cylindrical organelles that are mainly implicated in the organization of a spindle." Visit the web page
Centrioles - Organizing Chromosomes
Centrioles - Organizing Chromosomes, Biology4kids.org, Introduction to centrioles.
Illustration of Cell Structure: Centrioles
Illustration of Cell Structure: Centrioles, By Russell Kightley Media, Illustration and brief description.
What Is a Centriole?
What Is a Centriole?, Written by S.E. Smith, Wisegeek.com, Image and description.