*  Principles of Biochemistry/Expression of gene - Wikibooks, open books for an open world
Replication. Replication of the bacterial chromosome begins at a unique origin of replication and preceeds in both directions ... Many bacteria also contain smaller circular rings of DNA called plasmids, which contain accessory genes. Episomes are plasmids ... an operator gene, and a promoter gene. Structural genes contain sequences of DNA that encode for proteins. The operator gene is ... Bacterial Genetics. The bacterial genome consists of a single circular chromosome located in the nucleoid region of the cell. ...
  https://en.wikibooks.org/wiki/Principles_of_Biochemistry/Expression_of_gene
*  Bacteria use DNA replication to time key decision
Bacteria use their DNA replication cycle to time critical, once-in-a-lifetime decisions about whether to reproduce or form ... Bacterial decision circuit makes use of circular chromosome. In spore-forming bacteria, chromosomal locations of genes can ... To divide and reproduce, bacteria must make a duplicate copy of their DNA. Because replication of circular bacterial DNA always ... This illustration of the replication cycle for circular bacterial DNA shows how Bacillus subtilis bacteria use the ratio of ...
  http://news.rice.edu/2015/07/09/bacteria-use-dna-replication-to-time-key-decision-2/
*  Genomic library - Wikipedia
Bacterial artificial chromosomes (BACs) are circular DNA molecules, usually about 7kb in length, that are capable of holding ... Digest the DNA with a restriction enzyme. This creates fragments that are similar in size, each containing one or more genes. ... and an origin of replication. Large inserts of DNA can be ligated into the middle of the YAC so that there is an "arm" of the ... Instead they are introduced into E. coli as circular DNA molecules through electroporation just as BACs are. Also similar to ...
  https://en.wikipedia.org/wiki/Genomic_library
*  B2 topic 1 - cells and microscopy - Flashcards in GCSE Biology
in a bacterial cell. (11, 3). *small loops of extra DNA, contain genes for things like drug resistance. can be passed between ... one long circular chromosome. controls the cell's activities and replication. floats free in the cytoplasm. ... the cell is supported by..... in the bacterial cell. (4, 4). *the long, hair-like structure that rotates to make the bacterium ...
  https://getrevising.co.uk/revision-tests/b2_topic_1_cells_and_microscopy
*  Genetics - Medical Microbiology - NCBI Bookshelf
Bacterial viruses (bacteriophages or phages) have DNA or RNA as genetic material. The two essential functions of genetic ... material are replication and expression. Genetic material must replicate accurately so that progeny inherit all of the specific ... These latter characteristics are often selected as the inherited traits to be analyzed in studies of bacterial genetics. ... The genetic material of bacteria and plasmids is DNA. ... The bacterial chromosome is a circular molecule of DNA that ...
  https://www.ncbi.nlm.nih.gov/books/NBK7908/?report=reader
*  Viruses facts, information, pictures | Encyclopedia.com articles about Viruses
After the viral DNA has been injected into the bacterial host, it assumes a circular shape. At this point the replication cycle ... Compared to the 100,000 genes that exist within human DNA, viral genes number from 10 to about 200 genes. ... Also replication can occur along a straight stretch of DNA, or when the DNA is circular (the so-called "rolling circle" form). ... Also replication can occur along a straight stretch of DNA, or when the DNA is circular (the so-called "rolling circle" form). ...
  https://www.encyclopedia.com/medicine/diseases-and-conditions/pathology/viruses
*  Geoff Kneale - University of Portsmouth
Gene 5 Protein, tetraplex DNA and prions. Single-stranded DNA-binding proteins play a key role in DNA replication. The gene 5 ... A major interest is in the "controller" (C) proteins that regulate the expression of bacterial restriction- modification genes ... DNA structure that forms G-quartets and we have studied the relevant complexes by SAXS and Circular Dichroism. X-ray ... particularly those related to gene expression and DNA replication. Many of the biological systems we study are potential ...
  http://www.port.ac.uk/institute-of-biological-and-biomedical-sciences/molecular-biophysics/geoff-kneale/
*  Extrachromosomal DNA - Wikipedia
Circular bacterial plasmids are classified according to the special functions that the genes encoded on the plasmid provide. ... 5S ribosomal DNA and telomere DNA. Certain organisms, such as yeast, rely on chromosomal DNA replication to produce eccDNA ... Circular bacterial plasmids are also the basis for the production of DNA vaccines. Plasmid DNA vaccines are genetically ... One of these is 6-kb linear DNA and the second is 35-kb circular DNA. These DNA molecules have been researched as potential ...
  https://en.wikipedia.org/wiki/Extrachromosomal_DNA
*  DNA Protocols & Applications - QIAGEN
It also deals with common plasmid DNA procedures, including how to make and transform competent cells, how to culture and ... This section describes considerations for isolation and quantification of both genomic DNA from different sample sources and ... handle plasmid-containing cells, and commonly used techniques for analysis of genomic DNA. ... Plasmid DNA. Bacterial plasmids are closed circular molecules of double-stranded DNA that range in size from 1 to ,200 kb. They ...
  https://www.qiagen.com/dk/resources/molecular-biology-methods/dna/
*  Circular DNA facts, information, pictures | Encyclopedia.com articles about Circular DNA
Make research projects and school reports about Circular DNA easy with credible articles from our FREE, online encyclopedia and ... and pictures about Circular DNA at Encyclopedia.com. ... These proteins mediate DNA replication, gene expression, or ... The bacterial replication initiator protein is called the dna A protein. The timing of DNA replication is regulated by ... Initiation of DNA Replication. DNA replication begins (initiates) at special sites called origins of DNA replication. ...
  https://www.encyclopedia.com/science-and-technology/biology-and-genetics/genetics-and-genetic-engineering/circular-dna
*  Biology-Online • View topic - Reasons for Skepticism on the Endosymbiosis?
Mitochondrial DNA Replication. The claim one often hears is that circular mitochondrial DNA replication resembles bacterial ... Furthermore, gene transfer is a multi-step process were genes need to be moved to the nucleus, the different genetic code of ... is not the same as bacterial DNA replication.. Double Membrane. It is frequently asserted that the double membrane of ... Mitochondria possess a circular genome (lacking in introns and independent from the nuclear DNA) in which transcription is ...
  http://www.biology-online.org/biology-forum/about23874.html?p=138706&hilit=Transfer+rna
*  Transformation In Plasmids
... self-replicating DNA molecule which differs from the bacterial chromosome. It has only a small number of genes and these genes ... Plasmids are circular, double stranded, extra chromosomal DNA capable of autonomous replication. ... Transformation occurs when bacterial cells uptake a plasmid DNA, incorporate it into their genome and express the target gene. ... Procedure for Gene Transformation. Each of 1 μl (10 pg) of the pUC19 control DNA and 1 μl of water (negative control) was ...
  https://www.ukessays.com/essays/biology/the-phenomenon-of-transformation-in-plasmids-biology-essay.php
*  Patent US20020031508 - Methods for diagnosing and treating hemostatic disorders by modulating P ... - Google Patents
One type of vector is a "plasmid", which refers to a circular double stranded DNA loop into which additional DNA segments can ... bacterial vectors having a bacterial origin of replication and episomal mammalian vectors). Other vectors (e.g., non-episomal ... In another embodiment, the fusion gene can be synthesized by conventional techniques including automated DNA synthesizers. ... Such chimeras allow DNA recognition enzymes, (e.g., RNAse H and DNA polymerases), to interact with the DNA portion while the ...
  http://www.google.com/patents/US20020031508?dq=6,460,050
*  Marseillevirus - Wikipedia
... both bacterial and viral, through probably horizontal gene transfer mechanism. Viral replication is nucleo-cytoplasmic. Dna ... The genome has 457 open reading frames and is circular. The genome has a length of 368 kb, with a G+C content of 44.73%, which ... The genome of the virus includes typical NCLDV core genes and genes apparently obtained from eukaryotic hosts and their ... It is the prototype of a family of nucleocytoplasmic large DNA viruses (NCLDV) of eukaryotes (commonly known as Giant Viruses ...
  https://en.wikipedia.org/wiki/Marseillevirus
*  Production of glycosylated polypeptides in micro algae - Institut Francais de Recherche pour l'Exploitation de la Mer (IFREMER)
One type of vector is a "plasmid", which refers to a circular double stranded DNA loop into which additional DNA segments may ... and atpA gene (λ-ATP synthase sub-unit) from Chlamydomonas reinhardtii, or 5′UTR of rrn gene, atpB gene, psbA gene, psbD gene; ... Other vectors include cosmids, bacterial artificial chromosomes (BAC) and yeast artificial chromosomes (YAC). Another type of ... vectors having an origin of replication which functions in the host cell). Other vectors can be integrated into the genome of a ...
  http://www.freepatentsonline.com/8728761.html
*  Prophage - Wikipedia
All families of bacterial viruses with circular (single-stranded or double-stranded) DNA genomes or replicating their genomes ... in which the viral genes are present in the bacterium without causing disruption of the bacterial cell. Pro means ''before'', ... After induction, viral replication begins via the lytic cycle. In the lytic cycle, the virus commandeers the cell's ... A prophage is a bacteriophage (often shortened to "phage") genome inserted and integrated into the circular bacterial DNA ...
  https://en.wikipedia.org/wiki/Prophage
*  Exam #2 (7-9) Flashcards by Justin King | Brainscape
Occurs randomly during DNA replication: 1 in 10000 to 1 in a million replications for every single gene ... Short, thick strand of DNA and protein; circular; divided into genes each of which is a sequence of DNA nucleotides; regulate ... The viruses leave the infected bacterial cell and enter a new and uninfected bacterial cell, depositing the bacterial DNA ... Method of gene transfer by which bacterial cells take up naked DNA molecules; conducted by both gram+ and gram- organisms:. - ...
  https://www.brainscape.com/flashcards/exam-2-7-9-990452/packs/1713952
*  Bacillus subtilis - Wikipedia
B. subtilis is a model organism used to study bacterial chromosome replication. Replication of the single circular chromosome ... The complete genome sequence of B. subtilis sub-strain QB928 has 4,146,839 DNA base pairs and 4,292 genes. The QB928 strain is ... Specific proteins mediate all the steps in DNA replication. Comparison between the proteins involved in chromosomal DNA ... Natural bacterial transformation involves the transfer of DNA from one bacterium to another through the surrounding medium. In ...
  https://en.wikipedia.org/wiki/Bacillus_subtilis
*  Free Course Sample -Canadianpharmacyexamprep
Plasmids are circular DNA that replicate separately from the host DNA. They usually carry few genes and have a single origin of ... Step 4 Insert the recombinant DNA into a host cell which will provide the enzymatic machinery for DNA replication. When ... Non-bacterial transformations can be achieved by microinjection where the DNA is injected directly into the nucleus of the cell ... Transferring single genes between different animals, turning existing genes on or off, or removing a gene from its original ...
  http://canadianpharmacyexamprep.myicourse.com/menu/menu?id=6f4f394f50e1202f6d744011ad7c7d23d30225694a596507d17ada07fd2248d241864a52050697ff85d7b93394c3cb6533c7ff667b8f57d96d064650c19331b24a2961da164c976c
*  Gene Cloning and Other Molecular Genetics Techniques
... molecular genetics techniques used in biotechnology research that enable gene cloning. ... Small circular pieces of DNA that are not part of a bacterial genome, but are capable of self-replication, are known as ... Primers specific to a particular region of DNA, on either side of the gene of interest, are used, and replication is stopped ... Gene cloning is the act of making copies, or clones, of a single gene. Once a gene is identified, clones can be used in many ...
  https://www.thebalance.com/tools-for-protein-engineering-375522
*  Difference between revisions of "BISC110/F12: Lab 6 Taster SNP1" - OpenWetWare
You will use a kit to isolate bacterial plasmid DNA (containing part of the human PTC gene). You will use a commercially ... PCR is a technique which exploits in vitro DNA replication by a heat stable DNA polymerase to produce millions of copies of a ... a plasmid is a circular piece of DNA). You will then use the polymerase chain reaction (PCR) to amplify a region of DNA that ... G at position 334 of gene A. T at position 586 of gene A. C at position 23 of gene B. A at position 437 of gene B. A at ...
  https://openwetware.org/wiki/?title=BISC110/F12:_Lab_6_Taster_SNP1&diff=prev&oldid=667336
*  Biology-Online • View topic - The Fiber Disease
linear or circular DNA molecules found in both pro and eukaryotes capable of autonomous replication. stringent plasmids occur ... Phylogenetic Classification of R. seeberi Inferred from the 18S rRNA Gene Consensus PCR of the 18S rRNA gene with DNA from a ... class of bacterial enzymes that cut dNA at specific sites. In bacteria their function is to destroy foreign DNA, such as that ... May transfer genes and plasmids carrying antibiotic resistant genes can spread this trait rapidly through the population. ...
  http://www.biology-online.org/biology-forum/about1958.html?p=67176&hilit=Survey+line
*  Cell Division - CellBiology
... not bacterial DNA circular). * roles in chromosome replication and maintenance. * replication * for replicating the ends of ... Online Mendelian Inheritance in Man (OMIM) is a comprehensive compendium of human genes and genetic phenotypes. The full-text, ... Chromatin - DNA packed by DNA binding proteins (histones and non-histones) form 30nm DNA fibre ... Cell cycle regulation of DNA replication. Sclafani RA, Holzen TM. Annu Rev Genet. 2007;41:237-80. Review. PMID: 17630848 ...
  https://cellbiology.med.unsw.edu.au/cellbiology/index.php/Cell_Division
*  Mycoplasma genitalium - Wikipedia
... including genes required for DNA replication, transcription and translation, DNA repair, cellular transport, and energy ... The genome of M. genitalium consists of 525 genes in one circular DNA of 580,070 base pairs. Scott N. Peterson and his team at ... The bacterial cell is slightly elongated somewhat like a vase, and measures 0.6-0.7 μm in length, 0.3-0.4 μm at the broadest ... Reporting in The Guardian, Venter said that they have stitched together a DNA strand of 381 genes long and contained 580,000 ...
  https://en.wikipedia.org/wiki/Mycoplasma_genitalium
*  Chromosome - Wikipedia
These are circular structures in the cytoplasm that contain cellular DNA and play a role in horizontal gene transfer. In ... from which replication starts, whereas some archaea contain multiple replication origins. The genes in prokaryotes are often ... which associate with the bacterial chromosome. In archaea, the DNA in chromosomes is even more organized, with the DNA packaged ... and the attached DNA). Prokaryotic chromosomes and plasmids are, like eukaryotic DNA, generally supercoiled. The DNA must first ...
  https://en.wikipedia.org/wiki/Chromosome