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Figure 5-3. Stages of Mitosis in Cells of the Whitetish Blastula: (1) in- 

 terphase, with cell center adjacent to nucleus; (2) early prophase showing 

 development of astral centers; (3) late prophase, with astral centers at op- 

 posite ends of the cell; (4) metaphase; (5) early anaphase; (6) late anaphase; 

 (7) early telophase; (8) mid-telophase, showing cleavage furrow; (9) telo- 

 phase-interphase following separation of daughter cells. (Courtesy of Mr. 

 Philip G. Coleman, Michigan State University.) 



122 / CHAPTER 5 



