How Chromosomes ‘Cheat’ for the Chance to Get Into an Egg

News   Nov 03, 2017 | Original story from the University of Pennsylvania

 
How Chromosomes ‘Cheat’ for the Chance to Get Into an Egg

Signals from the polarized cell cortex (in green) in mouse oocytes regulate microtubule tyrosination (in white) to generate an asymmetric spindle in the first part of meiosis, the cell division process that creates an egg in females and sperm in males. This asymmetry can be exploited by selfish genetic elements to bias their transmission to the egg. Credit: University of Pennsylvania

 
 
 

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