Fig. 5. — Cell division in the Salamander. (After Druner.) 



A, resting nucleus stage, centrosome below divided. B, skein stage, the chromatin 

 visible as a convoluted band ; the daughter centrosomes have separated. C, the nuclear 

 membrane has disappeared, a few of the chromosomes lying free in the cytoplasm. D, 

 central spindle complete, the chromosomes, already splitting, are being drawn to tht spin- 

 dle. E, metaphase. F, anaphase. The chromosomes are drawn to the poles. 



