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Transcription unit

... protein ... Does each site contain many active polymerases engaged on one transcription unit ... several thousand transcription units can be active at any moment, and ... Online Shopping at ... Unit In-Charge is satisfied. ... Specific active transcription units on chromosome IV in the ...

RNA interference

... cells that helps to control which genes are active and how active they are. Two types of small RNA molecules – ... cells that helps to control which genes are active and ...

Passive transport

... substances across the cell membrane. Unlike active transport , this process does not involve ... by diffusion; expenditure of energy is not ... active transport or passive transport to ... ... transport . ... BACK to main. to passive versus active transport page ... Passive Transport ...

Facilitated diffusion

... ... Facilitated Diffusion of Molecules. active Transport. Direct active ... Facilitated ... Facilitated diffusion ... Passive Transport ( Facilitated Diffusion ) active Transport. Endocytosis and Exocytosis ... ...

Endonuclease

... The European Bioinformatics Institute ... The active site of Serratia endonuclease contains a ... includes InterPro ... Endonuclease V is also active toward abasic and urea sites, base pair ... ... An endonuclease of Escherichia coli active on a DNA treated with methylmethane ... ...

Apical meristem

... meristem (growing tip) ... Specifically, an active apical meristem lays down a growing root or ... completely undifferentiated ... Specifically, an active apical meristem lays down a growing root or ... completely undifferentiated ... Specifically, an active apical meristem lays down a growing root or ...

Active transport

... active transport is the mediated process of moving ... triphosphate (ATP), it is termed ... active transport n. The movement of a chemical ... of biology and life science to everyone! ... active transport usually happens across the cell ...

Active oxygen

... the following: ... But you just can't take active oxygen and mineral supplement just once and ...... Compliment to any ... Oxygen America, Inc. active Oxygen and Ozone Supplement Warehouse. Sign ... fluids full of boosted levels of safe forms of active oxygen . ... for a while, the same ...

Active site

... The active site of an enzyme contains the catalytic and ... The structure and chemical properties of the active site allow the recognition and binding of the substrate. active site n. The part of an enzyme at which ...

SiRNA

... is a system within living cells that helps to control which genes are active and how active they are. Two types of small RNA molecules – microRNA (miRNA) and small ...

S1 nuclease

... S1 nuclease is an endonuclease that is active against single-stranded DNA and RNA molecules. It is five times more active on DNA than RNA. Its reaction products are oligonucleotides or single ...

RNAi

... ) is a system within living cells that helps to control which genes are active and how active they are. Two types of small RNA molecules – microRNA (miRNA) and small ...

Protist cell

... it is "better regarded as a ... We guarantee high counts of active protist cells in good condition in all of our ... single protist ... dictionary. ... plants, for example in protist thru cell membrane, active and passive transport. ... ... effect on the host protist cell , ...

Macronucleus

... əs) noun ... a large, polyploid macronucleus that contains the active genes that run the cell. ... The old macronucleus disintegrates and a ... system that likely evolved from an ancient self-defense mechanism is still active in ... This macronucleus houses about 15 ... Development of the ...

Klenow Fragment

... can be used in the following applica ... Klenow Fragment is also active in many restriction ... Klenow Fragment is also active in many restriction enzyme ... an appropriate 5mM dNTP solution and ...

Gene silencing

... is a system within living cells that helps to control which genes are active and how active they are. Two types of small RNA molecules – microRNA (miRNA) and small ...

Euchromatin

... of chromatin that is rich in gene concentration, and is often under active transcription. Unlike heterochromatin, it is found in both eukaryotes ... and Transcription. The Nucleolus ... The genes in euchromatin are active and thus show ... Zoology information, history, articles and research ...

Eosinophils

... ? ... shows increased eosinophils in the ... Eosinophils become active when you have certain allergic diseases, infections, ... A stain added to ... from other white blood cells having ... Eosinophils become active when you have certain allergic diseases, infections, and other ... added ...

Collagen

... is specially formulated for care ... are not created using any type of active collagen derived from animals. ... eCollagen, collagen , ... natural, ecologic collagen , ecolagen natural. ... It has whopping 45% of active Collagen in its formula ... Collagen is the main protein of ...

Catalase

... in chicken liver react so ... Structure of Catalase and where active site found ... Provides a basic introduction to enzymes, their ... detoxifies hydrogen ... protein sequence of catalase , such as in its active site, then it cannot break down ... for catalase is approximately 7, ...

Aneuploid

... be part of the constitutional ... Aneuploid neurons are functionally active and integrated into brain circuitry" ... aneuploidy n. The state or condition of being aneuploid . ... Aneuploid neurons are functionally active and integrated into brain circuitry" ... aneuploid ( ) adj. Having a ...

Allosteric site

... English, ... Allosteric Enzyme. Allosteric Site . active Site . Add a. Regulatory. Molecule ... Allosteric site information ... cavity at the ... The allosteric site is functionally coupled to the active site , such that ... ... allosteric activator binds to the enzyme ...

Transposon

... magazines at HighBeam.com. Free Trial, Credit Card Required. ... have now allowed the use of transposon tagging in plant species in which active ... If following link is to a lab dedicated to transposon tagging of genes. ... Britannica online encyclopedia article on transposon ...

Transposase

... whose work won her a Nobel Prize in 1983. Most, if ... HyperMu™ MuA Transposase is a hyperactive. enzyme that is at least 50 times more active ... MuA Transposase can also catalyze transposi- tion of other ... EPICENTRE develops and manufactures reagents and kits for genomics, ...

Transfer RNA

... Transfer RNA is a small RNA molecule that transfers a specific active amino acid to a growing polypeptide chain at the ribosomal site of protein synthesis during translation. It has a 3' terminal site for ...

Thymus gland

... portion of the ... ENCYCLOPEDIA: THYMUS GLAND , ENCYCLOPEDIA: ANATOMY. ENCYCLOPEDIA: PARATHYROID GLAND , ... The thymus gland is most active during early life, playing a critical role in ... The main function of the thymus gland is in the processing and maturation of ... ... it ...

Thrombocytes

... Method of administration ... Thrombocytes are essential for haemostasis. ... Thrombocytes are also known as platelets. They are metabolically active cell ... Thrombocytes develop from CFU-GEMM, BFU-M (burst forming unit-megakaryocyte) ... Online Medical Dictionary and glossary with medical ...

Substrate

... acts. Enzymes catalyze chemical reactions involving the substrate (s). In the case of a single substrate , the substrate binds with the enzyme active site, and an enzyme- substrate complex is formed. The substrate is transformed into one or more products, which are then released from the .....

Spore

... cheats, and more. ... Spore Creature Creator Demo ... Spore Crocodile ... Welcome to the world of Spore . We are the biggest and most active spore community on the net. ... video / interview with the spore development team that will ... 100 Million creations take over the Spore ™ ...

SnRNP

... a step ... Both U4/U6 and U4/U6·U5 tri- snRNP assembly occur in CBs (Schaffert et al., 2004; ... The 17S but not the 12S form of U2 snRNP is active in splicing-complex formation. ... A role for Cajal bodies in the final steps of U2 snRNP biogenesis. ... ...

Sieve tubes

... tubes with photosynthates in source area and ... Sieve tubes in the phloem of angiosperms are flanked by one or several plasma ... active sieve tubes contain huge amounts of so-called P-proteins (phloem - proteins) ... ... as the closely associated sieve - tube element ...

Sense

... Sense from Biology-Online.org dictionary. ... Let fancy still my sense in lethe steep. ... Sense clothing reflects a commitment to a healthy, active lifestyle and a desire to create clothing that is comfortable, functional, and designed as a collection. CarSense Used Car Dealer. Thousands of ...

SCAR

... you get them? ... Do any of your scars have a story? How Do I Get a Scar ? ... Scar Less Generation III Topical Gel helps beautify and fade active scars . ... SCAR LESS™ Generation III Topical Gel even works to help prevent new scars from ... Offering an extensive continuum of programs ...

Ribozyme

... a GlcN6P-sensing ribozyme . ... This responsiveness of the glmS ribozyme to fluctuations in intracellular GlcN6P ... We demonstrated that the active ribozyme did indeed cleave the primary ... When the hammerhead ribozyme was engineered in such a way that it could cleave a ... MySpace Music ...

Ribosomal DNA genes

... DNA . Genes Dev. ... Transcription of Multiple Yeast Ribosomal DNA Genes Requires Targeting of UAF to ... Chromatin Assembly onto active Ribosomal Genes in Yeast after UV ... ... counterpart of metaphase NORs, therefore being constituted by ribosomal DNA . ... The ...

Repressor

... is a DNA-binding protein which inhibits the expression of genes coding for proteins involved in the metabolism of lactose in bacteria. It is active in the absence of lactose, ensuring that the bacterium ... The lac operon and its repressor illustrate the effects of negative regulation ....

Relaxed DNA

... (ideal) state usually assumes the B configuration. In a relaxed double-helical segment of DNA , the two strands twist around the ... The active DNA inside a cell is not relaxed DNA , but instead ... DNA is said to be relaxed (FIGURE ... For the relaxed DNA shown in FIGURE 44), ...

Recombinase

... Reaction Buffer? How should the NEBuffer ... Next, recombinase libraries were enriched through reiterative evolution cycles. ... The most active recombinase -- Tre -- had 19 amino acid changes as compared ... Delivery of Tre recombinase , HIV-1 proviral DNA excision, and ... ...

RecA protein

... The protein recA and its interactions with DNA have long been studied (Ogawa et al. ... When ATP is bound to recA , the protein adopts an active conformation and has a ... The search for DNA homology does not limit stable homologous pairing promoted by RecA protein ... E. coli RecA ...

Proteome

... that ... Proteomics Interest Group website http:// proteome .nih.gov as an archived ... Proteomes vary with cell type. ... Proteomes reflect active cellular species. ... Proteome research brings together protein and analytical chemists, geneticists, ... Consolidates national and regional ...
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