294
It is used to keep the sister chromatids connected with each other during metaphase ensuring that during mitosis ( and meiosis ) , each sister chromatid segregates to opposite poles .
 metaphase
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: media, plant, vehicle, astronomical object, time, disease, animal, location, person, organization, mythical figure, food, biology, geographical phenomenon, instrument, event 
Text: {0} 
Answer:
 metaphase