Vector Biology MCQ

Test your knowledge with important Vector Biology MCQ and their applications. These MCQs are beneficial for competitive exams too. Explore 30+ more Vector Biology MCQs on Bissoy. Bissoy App

• How many reporter genes for expression studies in Archae have been developed?
  ক

  1

  খ

  2

  গ

  3

  ঘ

  4
• Most of the ________ for cloning in Archae are based on antibiotic resistance.
  ক

  Genes

  খ

  Inducers

  গ

  Selectable markers

  ঘ

  Vectors
• Which is an alternative method for ethylene glycol-mediated transformation?
  ক

  Liposome mediated

  খ

  Galactose mediated

  গ

  Ampicillin mediated

  ঘ

  Ninhydrin mediated
• With liposome mediated transformation, frequencies of ________ transformants per cell can be obtained.
  ক

  106

  খ

  100

  গ

  1000

  ঘ

  107
• With polyethylene glycol-mediated transformation _______ efficiencies can be obtained.
  ক

  Lower

  খ

  Higher

  গ

  Medium

  ঘ

  Very high
• Electroporation efficiency in archae is approximately ______ transformants per cell.
  ক

  1

  খ

  10

  গ

  100

  ঘ

  1000
• Efficiency with electroporation in Archae is _________
  ক

  Low

  খ

  High

  গ

  Imponderable

  ঘ

  Medium
• Which is the only method of getting DNA into the Archae cells?
  ক

  Transformation

  খ

  Transfection

  গ

  Conjugation

  ঘ

  Electroporation
• Progress of gene cloning in Archae is __________ the Eubacteria.
  ক

  Lagging behind

  খ

  Ahead of

  গ

  Slower

  ঘ

  Faster
• Archae exhibit interesting _________ properties.
  ক

  Chemical

  খ

  Physical

  গ

  Physiological

  ঘ

  Hereditary
• Anaerobic methanogens live in rumen of ___________
  ক

  Carnivores

  খ

  Herbivores

  গ

  Scavengers

  ঘ

  Archae
• The prokaryotic organisms thriving in extreme environments belong to the domain _____________
  ক

  Eukarya

  খ

  Bacteria

  গ

  Archae

  ঘ

  Eubacteria
• What is the minimum number of major groups found in Archae?
  ক

  1

  খ

  2

  গ

  3

  ঘ

  4
• Eubacteria is the other name for Eukaryotes.
  ক

  True

  খ

  False
• Organisms are divided into how many domains?
  ক

  1

  খ

  2

  গ

  3

  ঘ

  4
• Tandem sites are used for the recognition of _________
  ক

  Alpha factors

  খ

  Sigma factors

  গ

  Beta factors

  ঘ

  Gamma factors
• Which of the following helps in achieving higher plasmid DNA take up?
  ক

  Polyethylene glycol

  খ

  Lactose

  গ

  Sucrose

  ঘ

  Galactose
• Transformation, transfection and conjugation are ways of introducing ________ into the cell.
  ক

  DNA

  খ

  Toxins

  গ

  Enzymes

  ঘ

  Host
• Streptomyces genes are difficult to express in _________
  ক

  Mammals

  খ

  E.coli

  গ

  Bacillus

  ঘ

  Streptococcus
• Promoters in Streptomyces can be _______ during gene cloning.
  ক

  Lost

  খ

  Decreased

  গ

  Increased

  ঘ

  Inactivated
• For the construction of gene libraries, which of the following sequence is not used?
  ক

  BamHI

  খ

  BglII

  গ

  BelI

  ঘ

  EcoR1
• AT-rich recognition sites are rare and this is useful if _______ fragments of DNA are desired.
  ক

  Small

  খ

  Mid-sized

  গ

  Large-sized

  ঘ

  Mixed
• Streptomycete DNA has a G+C content of _____ percent.
  ক

  10

  খ

  50

  গ

  70

  ঘ

  90
• Streptomyces coelicolor is _________ for genetic studies.
  ক

  Incapable

  খ

  Model

  গ

  Not suitable

  ঘ

  New
• A large number of antibiotics are made from the genus Streptomyces.
  ক

  True

  খ

  False
• To form a circular plasmid for dispersed genes, intramolecular ___________ is required.
  ক

  Attraction

  খ

  Distraction

  গ

  Ligation

  ঘ

  Restriction
• When B. subtilis is transformed, ordered assembly of ________ genes is facilitated.
  ক

  Scarce

  খ

  Regular

  গ

  Dispersed

  ঘ

  Interspersed
• ________ is used to relieve the production of mutants in B. subtilis.
  ক

  Lactose

  খ

  Nisin

  গ

  Galactose

  ঘ

  IPTG
• The two mutants generated during the process of cloning are null mutation and ________ mutation.
  ক

  Combinational

  খ

  Conventional

  গ

  Conditional

  ঘ

  Rational
• In the process of cloning with a B. subtilis vector, _________ mutants are simultaneously generated.
  ক

  1

  খ

  2

  গ

  3

  ঘ

  4