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Binding of ColEl-kan Plasmid DNA by Tobacco
Binding of ColEl-kan Plasmid DNA by Tobacco

... DNA that was partially degraded by nucleases. Complete integrity of the plasmid DNA would not be required for maintenance of the kanamycin resistance gene if that DNA segment was integrated into the plant cell genome. Third, molecular barriers at the transcription or translation levels may exist whi ...
Gel electrophoresis of restriction digest
Gel electrophoresis of restriction digest

... as it determines the size range of DNA molecules that can be adequately resolved. Low agarose concentrations of 0.3 to 0.5% are used to separate large DNA fragments (20 to 60kb). For most analysis, concentrations of 0.5% to 1.0% is used to separate 0.5 to 30kb fragments. High agarose concentrations ...
Genome Projector: zoomable genome map with multiple views
Genome Projector: zoomable genome map with multiple views

... from illustrated pathway maps. However, due to the availability of these public databases on the World Wide Web, a technical difficulty in representing the comprehensive set of the highly complex data in each of these -omic layers, within a single seamless graphic, has resulted in limitations in the ...
Genomic and Proteomic Analysis of Mitochondrial Carrier Proteins
Genomic and Proteomic Analysis of Mitochondrial Carrier Proteins

... encode putative proteins containing at least one copy of this motif. In this set of 80, a total of 45 protein products contained some common attributes of the mitochondrial carrier protein family. These genes encode 300 to 450 (350 ⫾ 35) amino acid proteins with nine to 10 (9.8 ⫾ 0.3) basic pIs and ...
Polymerase Chain Reaction (PCR) - Department of Environmental
Polymerase Chain Reaction (PCR) - Department of Environmental

... DNTPs are the nucleotide bases added to the growing DNA strand by the DNA polymerase. The concentration of each dNTP in the reaction mixture is usually 200µM. It is very important to have equal concentrations of each dNTP (dATP, dCTP, dGTP, dTTP), as inaccuracy in the concentration of even a single ...
Mitochondrial Transcript Processing and Restoration of Male Fertility
Mitochondrial Transcript Processing and Restoration of Male Fertility

... Cytoplasmic male sterility (CMS) systems have been useful in the production of hybrid seed in a number of crops. The Texas or T-cytoplasmic male-sterile (cms-T) system was used extensively in the 1960s to eliminate the need for hand detasseling in hybrid maize production. As a consequence of the 197 ...
pdf
pdf

... chromosome this would be the last Okazaki fragment synthesized by the fork moving in the opposite direction. Action by a 5' to 3' exonuclease and polymerase (e.g. DNA Pol I) to replace the RNA primer at the 5' end of the Okazaki fragment, followed by ligase, would join the products from the two repl ...
PartTwoAnswers.doc
PartTwoAnswers.doc

... chromosome this would be the last Okazaki fragment synthesized by the fork moving in the opposite direction. Action by a 5' to 3' exonuclease and polymerase (e.g. DNA Pol I) to replace the RNA primer at the 5' end of the Okazaki fragment, followed by ligase, would join the products from the two repl ...
pdf
pdf

... DNA sequencing technology works by taking an organism (or many organisms in the metagenomic case) and extracting the entirety of the DNA into a test tube (on the order of 1010 base pairs (bps)). The DNA is then cut randomly into about equal pieces (we assume a normal distribution with known mean and ...
Genetics Notes.notebook
Genetics Notes.notebook

... Genetics Notes.notebook Warm­up: Write a sentence with each of the  following words ­ be prepared to share! :)   ...
Application of PCR-technique in biological labs
Application of PCR-technique in biological labs

... RT-PCR is widely used to identify the sequence of an RNA transcript, including transcription start and termination sites. If the DNA sequence of a gene is known, RT-PCR can be used to map the location of exons and introns in the gene. The 5' end of a gene (corresponding to the transcription start ...
2007  - life.illinois.edu
2007 - life.illinois.edu

... The lambda phage grown on the E. coli K (P1) host is modified for both K and P1 sites so they are resistant to both K and P1 restriction systems. OR the few plaques found when the K-grown phage infects the P1 lysogen are rare chromosomes that became P1 modified before the P1 restriction enzyme degra ...
Supplementary Methods S2: Exome Sequencing
Supplementary Methods S2: Exome Sequencing

... Thresholds were chosen for each statistic such that our false positive rate is sufficiently low. (iii)Post-processing of candidate somatic mutations to eliminate artifacts of next-generation sequencing, short read alignment and hybrid capture. For example, sequence context can cause hallucinated alt ...
Recombinant DNA Lesson - Ms. Guiotto Biology Class
Recombinant DNA Lesson - Ms. Guiotto Biology Class

... placed in a solution containing a ligase, recombination occurs at random. Many recombinations are possible, and a fraction of these contain the desired recombinant DNA. For example, if one of the fragments with complementary ends was a ...
Novel Roles for Selected Genes in Meiotic DNA Processing
Novel Roles for Selected Genes in Meiotic DNA Processing

... minimally characterized genes involved in meiotic DNA processing. Based on our selection procedure, 81 deletion mutants were constructed and tested for phenotypic abnormalities. Eleven (13.6%) genes were identified to have novel roles in meiotic DNA processes including DNA replication, recombination ...
Ch 8 Workbook Answer Key
Ch 8 Workbook Answer Key

... 3. Once the entire gene has been transcribed, the RNA strand detaches completely fromtheDNA. Write basic function of each type of RNA in the chart below. Type of RNA ...
5. Harmful mutations
5. Harmful mutations

... Sugar-phosphate backbones are not equally-spaced, resulting in major and minor grooves. One complete turn of the helix requires 3.4 nm (10 bases/turn). 3.6 DNA conformations DNA exists in several possible conformations. The conformations so far identified are: A-DNA, B-DNA, C-DNA, D-DNA, E-DNA, H-DN ...
Primer on Molecular Genetics
Primer on Molecular Genetics

... genes. Interspersed within many genes are intron sequences, which have no coding function. The balance of the genome is thought to consist of other noncoding regions (such as control sequences and intergenic regions), whose functions are obscure. All living organisms are composed largely of proteins ...
Huntingtin grabs a hammer: DNA repair in HD
Huntingtin grabs a hammer: DNA repair in HD

... pursue their hypothesis, using molecules called “chromobodies.” These can attach to specific protein targets and emit fluorescent light, illuminating working proteins that can be tracked under a microscope. In this case, it was like attaching a tiny headlamp to each huntingtin protein inside the nuc ...
(COX2) gene in giant panda, Ailuropoda melanoleuca
(COX2) gene in giant panda, Ailuropoda melanoleuca

... pandas as they are involved in converting their characteristic high-fiber, low-energy bamboo diet into cellular energy. The characteristics of the mitochondrial genome, such as its small size and fast evolutionary rate, have led to it becoming ever more popular in phylogenetic, phylogeographic, and ...
Chapter 9
Chapter 9

... which is then destroyed by RNA-induced silencing complex (RISC) ...
Report The Derived FOXP2 Variant of Modern Humans Was Shared
Report The Derived FOXP2 Variant of Modern Humans Was Shared

... communication). The second scenario is that the relevant FOXP2 haplotype was present in the ancestral population of modern humans and Neandertals and was later positively selected in humans after their divergence from Neandertals. For this scenario to be likely, the relevant haplotype would have nee ...
Replication Protein A (RPA1a) Is Required for Meiotic and Somatic
Replication Protein A (RPA1a) Is Required for Meiotic and Somatic

... comprising three subunits termed RPA1, RPA2, and RPA3. RPA is required for multiple processes in DNA metabolism such as replication, repair, and homologous recombination in yeast (Saccharomyces cerevisiae) and human. Most eukaryotic organisms, including fungi, insects, and vertebrates, have only a s ...
non mendelian inheritance
non mendelian inheritance

... development. The dextral and sinistral snails develop as mirror images of each other (Figure 5.2c). Since these initial studies, researchers have found that maternal effect genes encode proteins that are important in the early steps of embryogenesis. The accumulation of maternal gene products in the ...
An Approximate Approach to DNA Denaturation
An Approximate Approach to DNA Denaturation

... helix involved in this bond disruption are low frequency collective motion of the entire macromolecule. A detailed theory or description of melting of such a system is quite different from t h a t of a small molecule with a much simpler dynamics. The major motion involving the H-bonds is the so-call ...
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Mitochondrial DNA



Mitochondrial DNA (mtDNA or mDNA) is the DNA located in mitochondria, cellular organelles within eukaryotic cells that convert chemical energy from food into a form that cells can use, adenosine triphosphate (ATP). Mitochondrial DNA is only a small portion of the DNA in a eukaryotic cell; most of the DNA can be found in the cell nucleus and, in plants, in the chloroplast.In humans, mitochondrial DNA can be assessed as the smallest chromosome coding for 37 genes and containing approximately 16,600 base pairs. Human mitochondrial DNA was the first significant part of the human genome to be sequenced. In most species, including humans, mtDNA is inherited solely from the mother.The DNA sequence of mtDNA has been determined from a large number of organisms and individuals (including some organisms that are extinct), and the comparison of those DNA sequences represents a mainstay of phylogenetics, in that it allows biologists to elucidate the evolutionary relationships among species. It also permits an examination of the relatedness of populations, and so has become important in anthropology and field biology.
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