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Gradient in Biological Dictionary

FADH2

... to FAD, which produces enough of a proton gradient across ... In the form of FADH2 , it is one ... to FAD, which produces enough of a proton gradient across ... The chemical energy in our food is ... to FAD, which produces enough of a proton gradient across ... Describe the structure of the ...

DGGE

... Temperature gradient Gel Electrophoresis (TGGE) and Denaturing gradient Gel Electrophoresis ( DGGE ) are forms of ... where there is a temperature or chemical gradient across the gel. TGGE and DGGE are useful ... ...

Denaturing Gel

... be investigated using this method. Temperature gradient Gel Electrophoresis (TGGE) and Denaturing gradient Gel Electrophoresis (DGGE) are forms of ... where there is a temperature or chemical gradient across the gel . TGGE and DGGE are useful ... ...

Concentration gradient

... concentration gradient n. The graduated difference in concentration ... solute per unit distance through a ... pressure gradient in concentration and dilution ... concentration gradient ( ′känsən′trāshən ′grādēənt ) ( chemistry ) The ...

Acrylamide gels

... in the gels , is not toxic. ... Concentration gradient gels (e.g., 4-20% acrylamide ) can be dried ... 0.5x TBE. In this ... Gels can be cast ... gradient gels are cast with a higher concentration of ... at the bottom than the top. ... In casting gradient gels , acrylamide monomer solutions are ... ...

Proton-motive force

... and other medical and health issues. ... A process in which a proton gradient across a mitochondrial membrane and ... In most cases the proton ... Proton - Motive Force :: physiology :: On the estimation of proton gradient and osmotic volume in chloroplast membranes. Membrane potential ... ...

Chemiosmosis

... during cellular respiration. chemiosmosis A process in which a proton gradient across a mitochondrial membrane and ATP synthesis pump metabolites ... also known as ... As in osmosis, chemiosmosis leads to a concentration gradient of the diffusing ... Chemiosmosis is the diffusion of ions across ...

Active transport

... active transport n. The movement of a chemical substance through a gradient of concentration or electrical potential in the direction opposite to ... transport is the pumping of molecules. against their concentration gradient with ... three specific types of active transport : In this animation, ...

VNTR

... & Computer Equipment-Service & Repair in Columbia, MO. Get contact info, directions and more at YELLOWPAGES.COM By using buoyant density gradient centrifugation, DNA fragments with ... One type of minisatellites is called variable number of tandem repeats ( VNTR ) ... VNTR . Reference ...

Venous system

... ... The venous system acts as a collecting system , returning blood from the capillary networks to the heart passively down a pressure gradient Chronic Venous InsufficiencyWhat is chronic venous insufficiency? ... University of Virginia Health System . Skip Navigation. Health System ....

SDS-PAGE

... does however denature the protein, so activity stains cannot be used to ... SDS - PAGE . Two-dimensional gel electrophoresis. Temperature gradient gel electrophoresis ... SDS - PAGE autoradiography - The indicated proteins are present in different ... SDS - PAGE . by Michael Koelle ...

Photophosphorylation

... and oxidation-reduction (redox) reactions. All organisms produce ... Photophosphorylation is the process of creating ATP using a Proton gradient ... During Cyclic Photophosphorylation the electrons are recycled, hence the name ... Definition of photophosphorylation from the ...

Passive transport

... Transport , pp. 94-99 ... passive transport : - Simple Diffusion - Osmosis - Facilitated ... Passive Transport : - down concentration gradient (high to low) - no energy (ATP) required ... ...

Native Gel

... method typically used in proteomics and metallomics. Blue Native Gel Electrophoresis. Stock solutions. 49.5%T, 3%C Acrylamide ... 5-13.5% gradient blue native gel . Mini gel with 0.75 mm spacer. Sample (4%) for 2 gels ... Blue Native polyacrylamide gel electrophoresis (BNPAGE) is .....

Loop of Henle

... convoluted tubule. The loop has a hairpin bend in the renal medulla. The main function of this structure is to create a concentration gradient ... Loop diuretics are diuretics that act on the ascending loop of Henle in the kidney. They are primarily used in medicine to treat ...

Ion channel

... Ion channels are pore-forming proteins that help establish and control the small voltage gradient across the plasma membrane of all living cells by allowing the flow of ions down their electrochemical gradient. They ... Ligand-gated ion ...

Heteroduplex analysis

... issues. What is Heteroduplex analysis ? Meaning of Heteroduplex analysis medical ... Heteroduplex analysis over a wide temperature gradient allows for simultaneous ... Other methods such as heteroduplex analysis (HDA; Gerrard and Dean 1998), single ... Heteroduplex analysis has ...

Gel electrophoresis

... gel electrophoresis activity. ... "SDS polyacrylamide gel electrophoresis "; 2000; J. V. Maizel, Jr.;Trends ... Detail: Novel denaturing gradient gel electrophoresis methods are described. ... Gel Electrophoresis . From the DNA Kit ... Using a process known as gel electrophoresis , ...

Endoreduplication

... and cotyledons ... ... nuclei was used to examine the level of endoreduplication in epidermal cells ... Key words: Endoreduplication , gradient of gibberellic acid, lipid bodies, ... DNA Topoisomerase VI Is Essential for Endoreduplication in Arabidopsis ... Endoreduplication is a ...

Embryo sac

... than the yolk sac , but as it continues to grow ... Both the embryo and the amniotic sac in which it floats grow and eventually ... A gradient (red) in the concentration of the plant hormone auxin, determines that only one of the eight undifferentiated nuclei in a plant's embryo sac ...

Diffusion

... a net direction toward regions ... Facilitated diffusion depends on carrier proteins imbedded in the membrane to ... Rate of Diffusion = gradient x temp X surface area · solubility ... Hydrophilic molecules cannot participate in simple diffusion because they ... Definition and other ...

Denature

... Steps 4 and ... denature . Typical PCR reaction. Chimera formation via partial extensions. Assumptions of clone and ... DGGE - Denaturing gradient gel electrophoresis ... NOTE: To denature Labeled DNA for a hybridization application, please see ... Do not heat- denature the Labeled ...
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