neocentromere

neocentromere

[‚nē·ō′sen·trə‚mir]
(genetics)
A functional centromere in a novel location; may lack specific classes of deoxyribonucleic acid usually present in a centromere.
References in periodicals archive ?
This model explains the extreme size difference between XR and neo-Y, the distal association between both elements, the existence of a neocentromere in XL and the very irregular male meiotic behavior of the sex bivalent (asynapsis, lagging, nondisjunction), as well as some peculiarities of the neoX/neo-X bivalent in female meiosis.