Cytogenetics Dynamic Mutation Anticipation Online Exam Quiz
Cytogenetics Dynamic Mutation Anticipation GK Quiz. Question and Answers related to Cytogenetics Dynamic Mutation Anticipation. MCQ (Multiple Choice Questions with answers about Cytogenetics Dynamic Mutation Anticipation
Phenyl ketone urea is expected to increase __________ by the next 30 years due to the Dysgenic effect of medicine?
Options
A : 10%
B : 30%
C : 100%
D : 300%
What is the threshold number of repeats in Huntington’s disease?
Options
A : 15
B : 27
C : 36
D : 42
Which of the following individuals will have fragile X chromosome?
Options
A : 6 repeats of CGG
B : 50 repeats of CGG
C : 150 repeats of CGG
D : 700 repeats of CGG
Fragile X chromosome is due to the ____________ repeats?
Options
A : CGG
B : CAG
C : GGC
D : CAA
Huntington’s disease is due to the __________ trinucleotide repeats.
Options
A : CGG
B : CTG
C : CAG
D : CGA
Dysgenic effect of medicine is ______________
Options
A : Disobeying Mendalian principle
B : Against Darwin’s theory
C : Leads to strengthening of the society
D : Diseases become scarce
Which of the following can explain anticipation?
Options
A : Due to slippage of the trinucleotide repeats we will see gradually all the repeat number increases as does the defective phenotype
B : The child always expresses the phenotype more severely than unaffected parent
C : The number of repeat beyond a particular threshold leads to improper replication
D : It is inherited like linkage
Anticipation is not seen in which of the following?
Options
A : Fragile X chromosome
B : Duchenne muscular dystrophy
C : Myotonic dystrophy
D : Huntingtons’s disease
Fragile X chromosome affects the __________ gene.
Options
A : H19
B : Igf2
C : SEC
D : FMR1
Dynamic mutation is _________________
Options
A : Heritable
B : Non-heritable
C : Epigenetic
D : Environmental
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