Extremophiles
Trending Questions
Q. Which of the following enzymes are used in PCR?
- Primer
- Helicase
- Ribozyme
- Taq polymerase
Q. Thermophilus aquaticus, the source of the enzyme Taq polymerase, is found in hot vents.
- True
- False
Q. How many below statements are incorrect with respect to various molecular biology techniques?
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Agarose gel electrophoresis is used for the isolation of DNA from a biological sample.
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Polymerase enzymes help in binding nucleotides during PCR.
-
Restriction enzyme digestion is performed by mixing purified DNA with Restriction enzymes under optimum conditions.
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PCR is used for isolating the DNA and amplifying it.
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EtBr intercalates in the DNA nucleotides during gel electrophoresis.
- 3
- 2
- 4
- 1
Q.
How do you reverse polymerization?
Q. Sulfolobus comes under category
- Thermoacidophils
- Extreme halophils
- Methanogens
- All of these
Q.
why enzyme DNA polymerase isolated from thermus acquatics is used in PCR?
Q. Which of the following archebacteria are present in the guts of cows and buffaloes?
- Halophiles
- Thermoacidophiles
- Methanogens
- All of the above
Q. Taq polymerase is an enzyme which
- Is extremely heat-tolerant
- Can function even in freezing temperatures
- Can function in both hot and cold extremes of temperatures
- Is used in PCR technique
Q. What are thermophiles?
Q. Which of the following is called polynucleotide joining enzyme?
- DNA polymerase - I
- DNA polymerase - II
- DNA ligase
- Ribonuclease
Q. Halophiles grow in concentrated salt solution due to
- Bacteriorhodopsin
- Branched hydrocarbon chain in phospholipids
- Active absorption
- Accumulation of KCl
Q. Taq polymerase is an enzyme which
- Is extremely heat-tolerant
- Can function even in freezing temperatures
- Can function in both hot and cold extremes of temperatures
- Is used in PCR technique
Q. Halobacterium is
- Salt loving
- Acid loving
- Salt hating
- Water loving
Q. Bacteria found in hot acidic aerobic conditions are
- Halophiles
- Thermoacidophiles
- Rickettsiae
- Methanogens
Q. Thermophilus aquaticus, the source of the enzyme Taq polymerase, is found in hot vents.
- True
- False
Q. Thermophilus aquaticus, the source of the enzyme Taq polymerase, is found in hot vents.
- True
- False
Q.
why the Taq polymerase enzyme is used in PCR techinique?
Q.
what is a Taq polymerase? from where it is obtained and what is its function?
Q. Taq polymerase is an enzyme which
- Is extremely heat-tolerant
- Can function even in freezing temperatures
- Can function in both hot and cold extremes of temperatures
- Is used in PCR technique
