Duration of Phases of Mitosis

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Results from Counts Made in Botany 130 Labs

Spring, 2007

Percentage of total in parentheses.

Sum of percentages may not equal 100 due to rounding error.

 Section  Interphase  Prophase  Metaphase  Anaphase  Telophase
 601 4873  1063  292  243  179
 602  5937   792 302 349   118
 603  7667  363 157  178   261
 604 4756  1024  272  215  469
 605  1189  457 150 164  172
 606  5599   1096  299  204  265
 607  8724  644 200  184  115
 608 4012  1305 371  273 224
 609  3311  562  161  118  62
 610  3735  4052  187  111  109

 Total

 49,803  11,358  2,119  2,039  1974

Of those undergoing mitosis in 2007:

65% Were in Prophase (60% in 1992)

12% Were in Metaphase (16% in 1992)

12% Were in Anaphase (10% in 1992)

11% Were in Telophase (14% in 1992)

 

Of those undergoing mitosis in 2004:

54% Were in Prophase (60% in 1992)

14% Were in Metaphase (16% in 1992)

12% Were in Anaphase (10% in 1992)

19% Were in Telophase (14% in 1992)

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