Q. Which of the following mutation affects only a single nucleotide?

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Q. When mutations involve vital functions so that the mutants are nonviable, it is a

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Q. A mutagen is defined as

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Q. The DNA sequences of rRNA genes can be used to

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Q. A nonsense mutation introduced into the DNA sequence of a gene may

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Q. Which of these mechanisms for thymine dimers repair lead to mutations?

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Q. Frame shift mutation may occur as a result of

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Q. Thymine dimers are directly repaired with the help of visible light by process known as

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Q. The promoter on an expression vector used to overproduce proteins in bacteria is

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Q. Differentiation of four different bases in automated sequencing systems is that each base has

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Q. Which of the following infection(s) can be diagnosed by the use of polymerase chain reaction?

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Q. Polymerase chain reaction basically consists of

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Q. The PCR/sequencing approach to rRNA is most likely to give information about

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Q. The efficiency of amplification in PCR in later cycles is reduced due to

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Q. The original enzyme(s) used in PCR reaction is/are known as

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Q. RNA populations can also be used as PCR templates after reverse transcription into

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Q. The cloning step in PCR/sequencing analysis of microbial communities is necessary for

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Q. The template for PCR is

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Q. If a base replaces by another base pair, sequence mutation, resulting replacement is known as

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Q. Process of mating through which two bacterial cells transfer their DNA, a cell acts as a host while other as recipient, process is known as

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