Duration of Phases of Mitosis

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Results from Counts Made in Botany 130 Labs

Spring, 2004

Percentage of total in parentheses.

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

 Section  Interphase  Prophase  Metaphase  Anaphase  Telophase
 601  1350  698  45  164  195
 602  2698   531 149 108   118
 603  3069  595 137  137   221
 604 2479  238  84  82  123
 605  4923  478 164 125  105
 606  2929   88  41  39  111
 608  3562  668 177  117  287
 609 3890  379 224  97 65
 610  9846  804  177  139  343
Total  34746  4479  1198  1008  1568

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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