MSC [MICROBIOLOGY / BIOTECHNOLOGY] MCQ – 5

MSC [MICROBIOLOGY / BIOTECHNOLOGY] MCQ - 5

 

Dear Aspirants,
MSC (MICROBIOLOGY /BIOTECHNOLOGY) MCQs, MSC {LIFE SCIENCE}, it is helpful to the Entrance Exam and lab assistant Labotroy Exam HPSSSB, MSC Exams. You can also play our weekly quiz and download all quizzes PDF as well

 

1 Agarose is a polymer composed of repeating units
A A monosaccharide, galactose
B A monosaccharide,3,6- anhydrogalactose
C A disaccharide consisting of two galactose units
D A disaccharide consisting of galactose and 3,6- anhydrogalactose
2 The microarrays consist of a solid support with immobilized probes. Which of the following macromolecule can constitute these probes
A DNA
B mRNA
C Gene
D Transcript
3 Wobble hypothesis is linked with 
A Degeneracy of the DNA code
B Post-translational protein processing
C Semi conservative DNA replication
D Protein folding
4 One gene-one enzyme hypothesis was proposed by 
A Beadle and Tatum
B Meselson and Stahl
C Hershey and Chase
D Griffith
5 In two-dimensional gel electrophoresis, the second step involves the separation of proteins based on their
A Molecular weight
B Charge to mass ratio
C Isoelectric point
D Protein specific antibodies
6 Which of the following eukaryotic cell wall component is a nitrogenous compound
A Glucans
B Cellulose
C lignin
D Chitin
7 Which of the following structural forms of DNA is a left-handed helix
A Z form
B A form
C B form
D X form
8 Prions are infectious particles containing only the 
A Proteins
B DNA
C RNA
D Lipids
9 The housekeeping sigma factor for E.coli is
A Sigma 54
B Sigma 70
C Sigma 38
D Sigma 24
10 The point at which crossing overtakes has taken place between homologous chromosomes are named
A Synaptonemal complexes
B Centromeres
C Chiasmata
D Interkinins

 

Question
1
2
3
4
5
6
7
8
9
10
  Answer
B
B
A
A
C D A A
B
C

 

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