Preprophase microtubules and stomatal differentiation; some effects of centrifugation on symmetrical and asymmetrical cell division.
D002454:Cell Differentiation; D002455:Cell Division; D002466:Cell Nucleolus; D002467:Cell Nucleus; D002473:Cell Wall; D002498:Centrifugation; D008854:Microscopy, Electron; D008938:Mitosis; D018521:Plant Physiological Phenomena