Number of germ line cell (oogonial cell) divisions from cystoblast to ovum

Range 5-6 unitless
Organism Aphid Stomaphis quercus
Reference Pyka-Fosciak G, Szklarzewicz T. Germ cell cluster formation and ovariole structure in viviparous and oviparous generations of the aphid Stomaphis quercus. Int J Dev Biol. 2008 52(2-3):259-65. p. 263 right column 3rd paragraphPubMed ID18311716
Method Light and electron microscopy
Comments The initial cystoblast undergoes a series of five divisions and some of the cystocytes enter the sixth division.
Entered by Uri M
ID 105578