51. (v15-124-17) Agar qora kalamushning tuxum hujayrasidagi autosoma xromosomalari soni 18 ta bolsa hamda embrional rivojlanishning maydalanish bosqichida hosil bolgan hujayralarda jami xromosomalar 38912 taga yetgan bolsa, blastomeriar soni nechta ekanligini aniqlang. *
A)512 B)128 C)1024 D)256