Advertisements
Advertisements
Question
Which of the following bacteria is not a source of restriction endonuclease?
Options
Haemophilus influenzae
Escherichia coli
Entamoeba coli
Bacillus amyloliquefaciens
Solution
Entamoeba coli
APPEARS IN
RELATED QUESTIONS
Why is the enzyme cellulase needed for isolating genetic material from plant cells and not form the animal cells?
Answer the following question.
Write the use of restriction endonuclease in the formation of recombinant DNA.
Give a reason why :
Single cloning site is preferred in a vector.
A mixture containing DNA fragments a, b, c and d, with molecular weights of a + b = c, a > b and d > c was subject to agarose get electrophoresis. This position of these fragments from cathode to anode to anode sides of the gel would be ______.
'Restriction' in restriction enzyme refers to
DNA fragments separate according to size through?
Would you choose an exonuclease while producing a recombinant DNA molecule?
A plasmid DNA and a linear DNA (both are of the same size) have one site for a restriction endonuclease. When cut and separated on agarose gel electrophoresis, plasmid shows one DNA band while linear DNA shows two fragments. Explain.
How does one visualise DNA on an agarose gel?
A mixture of fragmented DNA was electrophoresed in an agarose gel. After staining the gel with ethidium bromide, no DNA bands were observed. What could be the reason?
