Quiz
Chromosomal Abberations and Repair
Questions in this quiz (11)
1Which of the following can cause double strand breaks in the DNA?
- AIonising radiation
- BMeiosis
- CChemicals
- DDNA replication errors
2What are Chromosome Fragile Sites?
- ASites where double strand breaks are likely to occur
- BSites that can be easily split accidentally by protein machinery
- CSites that are likely to warp during heat shock
3Chromosome fragile sites are thought to be caused by difficulties during meiosis
- ATrue
- BFalse
4What does NHEJ stand for?
- ANon-homologous end joining
- BNon-homologous editing joints
- CNon-heterodimeric end joints
5What are the requirements for NHEJ?
- ADouble strand breaks
- BSingle strand breaks
- CT-T lesions
- DDNA ligase 4
- EDNA ligase 2
6The repair process of NHEJ will join any 2 free ends together, regardless of homology
- ATrue
- BFalse
7An error in NHEJ can lead to translocation between which chromosomes, forming what type of chromosome fusion?
- APhiladelphia chromosome
- BInverted chromosome
- C8 &12
- D9 & 22
- E13 & 21
8The repair process of Homologous Recombination relies on what?
- AThat the damaged sequence in the sister chromatid is intact
- BThat the damaged sequence in the homologous chromosome is intact
- CThat the damaged sequence in the other allele is intact
9What is required for an error in Homologous Recombination?
- AA faulty alignment of the two chromosomes
- BA faulty alignment of the two chromatids
- CDue to inversions
- DDue to translocations
- EDue to repeats
10What type of repair is the image showing?
- ANHEJ
- BHomologous Recombination
11A fault in Homologus Recombination can lead to alleles being lost
- ATrue
- BFalse
Information
- Description
- Year 2 Quiz on Chromosomal Abberations and Repair, created by gina_evans0312 on 17/12/2013.
- Author
- gina_evans0312
- Language
- English
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- 499
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