A) 2,3
25. (v19/20-109-11) Fenotipik ozgaruvchanlikni aniqlang.
1) karam tetraploid navining mavjudligi;
2) vertitsill ta’sirida bargda qongir doglarning paydo bolishi; 3) odamda fenilketonuriya holatining bolishi; 4) bir yoshli bolada bel lordozining paydo bolishi.
A) 2,3 B) 2, 4 C)1,3
D) 1,4