نتایج جستجو برای: segment
تعداد نتایج: 82534 فیلتر نتایج به سال:
Journal:
:Current Biology
2004
Ariel D Chipman
Wallace Arthur
Michael Akam
The number of leg-bearing segments in centipedes varies extensively, between 15 and 191, and yet it is always odd. This suggests that segment generation in centipedes involves a stage with double segment periodicity and that evolutionary variation in segment number reflects the generation of these double segmental units. However, previous studies have revealed no trace of this. Here we report t...
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