Tuxumdonda urug'lanish jarayoni sodir bo'lganidan so'ng tuxum hujayra bachadon.,-■ nayiga o'tib, rivojlanishni davom ettiradi

(V16-124-9) Oq ko'zil erkak drozofila pashshasining somatik hujayrasi rriitoz sikli metafaza bosqishida ko'z rangini belgiiovchi allellardan A va a genlari soni nechaga teng'^; A)A-0vaa-1 B)A-0vaa-2 C)A-1vaa-2 D)A-2vaa-2

(V16-130-25) Oq ko'zli, kulrang tanasi gomozigota erkak drozofila pashshasining ter hujayrasi mitoz sikli anafazasi boshqichida faqat tana rangini belgilovchi alletlardan A va genlari sonini aniqlang.

A)A-2vaa-0 B)A-0vaa-2

C) A - 0 va a - 4 D) A - 4 va a - 0

68. 
    (v17-102-22) Gorilla somatik hujayrasida sodir bo'ladigan mitoz jarayoni haqida to g ; ■ ma'iumotlarni aniqlang.
    

1) profazada ikki xromatidali xromosomalar soni 48 ta; 2) anafazada xromosomaiar soni 92 ta; 3) metafazada ikki xromatidaf autosoma xromosomalar soni 46 ta;

4) anafazada ikki xromatidali xromosomaiar soni 92 ta; 5) metafazada ikki xromatidali xromosomalar soni 48 ta; 6) interfaza G, davrida ikki xromatidali xromosomaia^r soni 46 ta.

A)4,6 B) 1,3

C)4, 5 D)2, 6

68.