89801. A microarray differs from a gene fusion in that, it
89802. Who discovered transposons (jumping genes)?
89803. Which type of plasmid can exist with or without being integrated into the host's chromosome?
89804. The main difference between a self-transmissible and a mobilizable plasmid is that the self-transmissible plasmid
89805. Which of the following is the cause for drug resistance in tuberculosis?
89806. The transposase gene encodes an enzyme that facilitate
89807. The term used for plasmids possessing both RTF and r determinants is
89808. Diagnostic DNA probes have been developed for
89809. Which of the following statement(s) is/are true in regards to F+ x F- mating events?
89810. Which of the following type of recombination does not require homologous sequences and is important for the integration of viral genomes into bacterial chromosomes?
89811. What information can be generated by interrupted mating experiments?
89812. Which of the following transport bacterial DNA to other bacteria via bacteriophages?
89813. When composite transposons are formed
89814. Which of the following plamids do not possess information for self transfer to another cell?
89815. The term used for acquisition of naked DNA from its environment and its incorporation in their genome by a bacterium is
89816. What is term used for a bacterial cell that is able to take up naked DNA?
89817. Penicillin resistance in staphylococci is acquired due to
89818. The plasmid which makes the host more pathogenic is
89819. The expression of gene X (which has promoter Px) is to be monitored. A gene fusion construction for carrying this work will
89820. The transducing particles carry only specific portions of the bacterial genome in which of the following transduction?
89821. The correct term for the transfer of genetic material between bacteria in direct physical contact is
89822. Plasmid that carries genes encoding enzymes, which degrade substances such as aromatic compounds, pesticides or sugar are
89823. R factors involved in plant-microbe interactions are
89824. Which of the following is used by microbial genetisists as a tool?
89825. Which of the following type of recombination does not require homologous sequences and is utilized by mobile genetic elements that move about chromosomes?
89826. Which of the following term describes the relationship between a virus and host where no new viral particles are produced and the viral genome is replicated along with host chromosome?
89827. Inverted repeat sequences at each end and a gene encoding transposase is contained in which of the following transposable element?
89828. F factor plasmids play a major role in
89829. Which of the following genetic elements carry the genes required for integration into host chromosomes?
89830. The chromosomal genes, possessing fertility factor is known as
89831. Which of the following statement can describe horizontal transfer?
89832. The plasmid-mediated properties is/are
89833. In the extracellular medium, DNA-degrading enzymes would likely be to prevent transfer of DNA by
89834. What is the term used for a segment of DNA with one or more genes in the centre and the two ends carrying inverted repeat sequences of nucleotides?
89835. The plasmids can be eliminated from a cell by the process known as
89836. Recombination of virus genomes occurs
89837. Enumeration of microorganism refers to
89838. The different ACC's between food categories reflect the
89839. Examination of the presence / absence of organisms refers to
89840. Plate count of bacteria in foods generally use the plating medium consisting of
89841. What are the intrinsic factors for the microbial growth?
89842. Yeast and mould count determination requires-
89843. The time temperature combination for HTST paterurization of 71.1°C for 15 sec is selected on the basis of
89844. Aerobic Colony Count (ACC), is also known as
89845. Which of the following is true about ISO 2002 method for Salmonella detection?
89846. Suspected colonies of Staphylococcus aureus when grown on Baird-Parker medium shall show
89847. A psychrophilic halophile would be a microbe that prefers
89848. NaCl can act as
89849. Most spoilage bacteria grow at
89850. The microbiological examination of coliform bacteria in foods preferably use
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