Knight — 162 — Dictionary 



Zygotic Number. — The somatic (2n) chromosome number 

 as opposed to the haploid or gametic (n) number. 



Zygotic Reduction. — Meiosis when it takes place immediately 

 after fertilization; zygotic meiosis. 



Zygotic Sterility. — Sterility due to the production of gametes 

 which form inviable zygotes; diplontic sterility. 



