Exam 1
In the double helix of DNA, the chains are joined by
What is hydrogen bonds?
The inducer for the lac operon
What is allolactose?
Segments of DNA capable of moving from one area in the DNA to another are
What is transposons?
The rearrangement between the strands after the formation of the Holliday junction
What is Isomerization?
_______________________is the recombination of DNA sequences having nearly the same nucleotide sequence and involving Rec A proteins.
What is homologous recombination?
The tertiary structure of RNA is
What is Pseudonot?
Bacteriophages capable of a lysogenic life cycle are termed
What is temperate bacteriophages?
Planar molecules used as chemical mutagens
What is intercalating agents?
The inside end transposition occur in
What is IS elements?
DNA was first proven to be the transposons on bacterial cells by
What is McClintock?
In the transcription, the process in which the RNA polymerase recognizes and binds to a promoter sequence on DNA is called
What is Initiation?
Only a few specific genes from one bacterial cell are transferred to the second bacterial host by a phage
What is specialized transduction?
In base excision repair, the lesion is removed by
What is DNA glycosylase?
Participate in the overwinding or unwinding of DNA ahead of DNAP
What is topoisomerases?
The SOS genes are repressed by a protein called
What is LexA repressor?
The detection of DNA fragments on membranes by a radioactive DNA probe
What is "Southern" technique?
A phage replication cycle that culminates in the death of the host cell
What is the lytic cycle?
Recombination Pathway used to prepare single-stranded DNA for D-loop formation in E. coli and initiate recombination at single-stranded gaps in DNA
What is RecF pathway?
The term for joining two DNAs through the RecBCD or RecFpathway
What is Synapse?
B. pertussis makes which type of toxin complex?
What is A-B toxin?