Cytogenetics Test Online Exam Quiz
Cytogenetics Test GK Quiz. Question and Answers related to Cytogenetics Test. MCQ (Multiple Choice Questions with answers about Cytogenetics Test
Deamination of which of the bases which nitrous acid will not lead to any change in the base pairing?
Options
A : A
B : G
C : C
D : T
You are studying a mutational hot spot in the promoter region of a gene. Which type of mutation will you expect the most in this case?
Options
A : Deamination
B : Depurination
C : Methylation
D : Frame shift
Which of this mutagen can lead to both AT->GC and GC->AT transition?
Options
A : Ethydium bromide
B : 5 Bromo uracil
C : MMS
D : NH2OH
In an experiment to check mutagenicity of a substance, we feed the mutagen to a rat and then use the rat _______ extract within the media. This ensures_____________
Options
A : Kidney; the mutagen can be at a higher concentration
B : Liver; the media has adequate iron from rat RBC
C : Liver; the mutagen is processed
D : Kidney; the mutagen is broken down
In Ames test, the bacterial culture are grown in _________
Options
A : Natural media
B : Blood agar
C : Enriched media
D : Minimal media
Which of the following mutation will lead to AT->GC transition?
Options
A : Nitrous acid acting on A
B : Nitrous acid on C
C : Hydroxylation of C
D : Methylation of G
Which of the mutations can be detected Phenotypically?
Options
A : Silent
B : Neutral
C : Reverse
D : Sense
Reverse and suppressor mutations both result in wild phenotype. Thus they are both indistinguishable by any test performed on phenotype.
Options
A : True
B : False
C :
D :
5 Bromo uracil can pair with _____________
Options
A : Uracil
B : Thymine
C : Guanine
D : Cytosine
Which of the following agents can lead to both addition and deletion mutation?
Options
A : UV
B : 5 Bromo Uracil
C : Proflavin
D : Hydroxylation
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