A) 25%
87. (v20/21 -104-9) Odamlarda polidaktiliya va onagaylik dominanat belgilardir. Sochning jingalak bolishi silliq bolishi ustidan toliqsiz dominant. Onasi dastlabki ikkita belgiga nisbatan soglom, jingalak sochli otasi 6 barmoqli, chapaqay va silliq sochli bolsa farzandlarning necha %i normal barmoqli va chapaqay boladi?
A) 25% B) 50% C)12,5%
D) 75%