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WorksheetsBIOTECHNOLOGY, QUIZ 2
Total questions: 10
Worksheet time: 5mins
The uptake of naked DNA by bacteria is called :
Conjugation
Transformation
Transfection
Transduction
118. Isolation of DNA from a fungal cell involves the use of enzyme
Chitinase
Lysozyme
Eco R1
Hind-II
Most commonly used matrix in gel electrophoresis is
(a) (b) (c) (d)
ethidium bromide
agarose
polyacrylamide
sulphate bromide.
Which of the following is common in sticky ends and molecular probes?
They both are parts of RNA molecules.
They both involve complementary pairing.
They both are important aspects of bacterial sex.
They both are used as gene vectors in genetic engineering.
During “gene cloning” which is called a gene taxi?
Vaccine
Plasmid
Bacteria
Protozoa
Which of the following chemicals is used in vectorless gene transfer?
Polyethylene glycol
Ethidium bromide
Ethidium sulphide
Sodium bromide
The process of separation and purification of expressed protein before marketing is called :
Downstream processing
Bioprocessing
Postproduction processing
Upstream processing
For a DNA to function as a cloning vector the most essential requirement is -
multiple restriction sites
several selectable markers
circular nature
'ori' sequence
In “QB Bacteriophase” genetic material is :
DNA
RNA
Protein
None
Which of the following is not used in polymerase chain reaction?
Taq polymerase
dNTPs
Primers
Ca2+
