The nuclei of endosperm are amitosis and its division is not synchronous.胚乳核为无丝分裂,分裂不同步....

amitosis的音标：amitosis的英式发音音标为：[æmɪ'təʊsɪs]amitosis的美式发音音标为：[æmɪ'toʊsɪs]...

n.无丝分裂，直接核分裂...