DNK fragmentining bir zanjiri 1050 nukleotiddan iborat bolsa, shu fragment asosida sintezlangan oqsil malekulasining molekulyar massasini (a) va peptid bog'lar sonini (b) aniqlang. (Oqsil tarkibidagi bir aminokislota qoldig'ining molekulyar massasi 120. i-RNK ning barcha kodonlariga t-RNK ning antikodonlari komplementar)

Biologiya blok test 1 qq

Quiz
•
Special Education, Education, Biology
•
University
•
Hard
Sherzod Rustamov
Used 4+ times
FREE Resource
20 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
a-21000; b-350
a-42000; b-350
a-21000; b-349
a-42000; b-349
2.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Ekologik piramida qoidasiga muvofiq uning asosini tashkil etuvchi organizmlarni aniqlang
Laminariya
Tilyapiya
Xara
Aureliya
Foraminifera
3.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Avstraliya biogeografik viloyatida uchrovchi organizmlarni aniqlang
Kapachi
Lira qushi
Kolibri
Nandu
Tovus
4.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Evolyutsiyaning boshlangich birligi
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Halqum devorining ikki yonida jabra yoriqlari joylashgan hayvonning teri burmalari qanday vazifani bajaradi?
Harakatlanishda ishtirok etadi
yorug’likni sezishda ahamiyatga ega
jabralarini qum kirishdan saqlaydi
barchasi
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Yassi chuvalchanglarning qanday sistemalarning paydo bo’lishi yirik aromorfoz hisoblanadi?
hazm qilish, ayirish jinsiy
hazm qilish, nerv va endokrin
Hazm qilish, ayirish, jinsiy, nerv
hazm qilish, jinsiy
7.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Havo haltachalari bor organizmlarni belgilang?
1.qizilto’sh 2.podolariy 3.belyanka 4.iguana 5.agama 6.kalibri 7.semga 8.katta kivi 9.jo’ka
10.sand kondori
2,4,5,9
1,3,6,8
1,2,7,8
1,6,8,10
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