อาจารย์ครับ sentrosome มีเฉพาะในเซลล์สัตว์รึป่วครับ 

Higher plant cells do not have a single dominant MTOC comparable to the centrosome of
animal cells or spindle pole body of yeast. Instead, plant microtubules are initiated from
dispersed nucleating sites - the ┛-TuRCs (┛-tubulin ring complexes), which serve as the
microtubule nucleation units.