C) a – 9; b – 3,4,5,7; c – 2,6; d – 1,8 D) a – 9; b – 3,4,5,7; d – 1,6; c – 2,8
11. DNK molekulasi tarkibidagi T umumiy zanjirning 16 %ini tashkil etib, shu molekulada 510 ta G bor. Shu DNK ning uzunligini (nm) toping?
A) 510 B) 255 C) 365 D) 175
12.i-RNK molekulasi tarkibida azotli asoslar quyidagi nisbatda uchraydi:
A-14, S-32, G-30, U-24. Shu RNK molekulasi asosida DNK zanjiridagi azotli asoslar miqdorini toping?
A) T – 38; G – 62; S – 62; A – 38 B) T – 24; G – 32; S – 30; A – 24
C) T – 14; G – 32; S – 30; U – 24 D) T – 32; G – 62; S – 62; A – 32
13.Oqsillar hujayradagi boshqa organic birikmalardan o’zining qanday xususiyati bilan ajralib turadi?
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