Q. A mutagen is defined as

View solution

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

View solution

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

View solution

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

View solution

Q. Frame shift mutation may occur as a result of

View solution

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

View solution

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

View solution

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

View solution

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

View solution

Q. Polymerase chain reaction basically consists of

View solution

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

View solution

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

View solution

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

View solution

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

View solution

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

View solution

Q. The template for PCR is

View solution

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

View solution

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

View solution

Q. Bacteria composed single chromosomes, having single copy of gene, known as

View solution

Q. Transfer of 'DNA' from one bacterial cell to another is carried out by

View solution