
DNA Onarım Mekanizmaları Quiz
Quiz
•
Science
•
12th Grade
•
Hard
SEDA BOYACIOĞLU
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12 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
DNA polimeraz III enziminin replikasyon hatalarını okuyup düzeltme yeteneğine ne ad verilir?
5' --> 3' Proofreading
3' --> 5' Proofreading
5' --> 3' Yanlış eşleşme onarımı
5' --> 3' Direkt Onarım
3' --> 5' Direkt Onarım
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Timin-timin dimerlerindeki siklobütan halka yapısını kırarak dimerizasyonu tersine çeviren onarım mekanizması aşağıdakilerden hangisidir?
Baz kesip çıkarma onarımı
Nükleotid kesip çıkarma onarımı
Fotoreaktivasyon
SOS onarımı
Hata eğilimli onarım
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Aşağıdaki DNA tamir mekanizmaları ile ilgili eşleşmelerden hangisi doğrudur?
Yanlış eşleşme onarımı → Mut proteinleri
Nükleotid kesip çıkarma → O6-MGMT enzimi
Direkt Onarım → UVrABC
DNA alkilasyonunun onarımı → DNA polimeraz V
Hata eğilimli onarım → Glikosilazlar
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
DNA tam'irinde DNA polimeraz I tarafından doldurulan boşluklar arasındaki şeker fosfat bağını yeniden kuran enzim aşağıdakilerden hangisidir?
Helikaz
DNA Ligaz
Reverse Transkriptaz
Telomeraz
İzomeraz
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
UV radyasyon DNA'da aşağıdakilerden hangi mutasyonun oluşmasına sebep olur?
Adenin -Timin dimerleri
Timin-Timin dimerleri
Adenin-Guanin dimerleri
Guanin-Timin dimerleri
Sitozin-Adenin dimerleri
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Rekombinasyona dayalı DNA onarım mekanizması aşağıdakilerden hangisidir?
Yanlış Eşleşme Onarımı
Hata Okuma (Proofreading) Onarımı
Hata Eğilimli Onarım
Replikasyon Sonrası Onarım
Direkt Onarım
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Baz eksizyon tamirinde hangi enzim hasarlı bazları tanır ve çıkarır?
DNA polimeraz
DNA ligaz
Glikozilaz
Topoizomeraz
Endonükleaz
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