(来学网)完全型葡萄胎的核型为 ( )
  • A.
    (来学网)23,x精子未受精后着床
  • B.
    (来学网)23,x精子与“空卵”受精后着床
  • C.
    (来学网)23,x卵子未受精后着床
  • D.
    (来学网)23,x卵子与“空精”受精后着床
  • E.
    (来学网)卵子与精子受精正常,染色体在着床时丢失