Keywords: Chlamydomanas reinhardtii Flagella 9 - TEM.jpg Transmission electron microscope image showing an example of green algae Chlorophyta Chlamydomanas reinhardtii is a unicellular flagellate used as a model system in molecular genetics work and flagellar motility studies This image is a thin x-section cut through the isolated axoneme Chlamydomonas flagella have the 9+2 structure characteristic of all eukaryotic cells The axoneme has a central unit containing two single microtubules and nine peripheral doublet microtubules known as the 9+2 Dynein sidearms project from the A tubule of each doublet Also visible in this image are the radial spokes and the inner sheath Smith E F and P A Lefebvre 1996 PF16 Encodes a Protein with Armadillo Repeats and Localizes to a Single Microtubule of the Central Apparatus in Chlamydomonas Flagella J Cell Biology 132 3 359-370 JEOL 100CX TEM http //remf dartmouth edu/imagesindex html http //remf dartmouth edu/images/algaeTEM/source/14 html Elizabeth Smith Louisa Howard Erin Dymek PD Elizabeth Smith Louisa Howard and Erin Dymek Flagella |