If there are 20 chromatids in a cell, how many centromeres are there? Naim 23:18 The Cell Cycle If there are 20 chromatids in a cell, how many centromeres are there? A) 10 B) 20 C) 30 D) 40 E) 80 Answer: A Learn More : Share this Share on FacebookTweet on TwitterPlus on Google+