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base in Biological Dictionary

Base

BASE (search engine), Bielefeld Academic Search Engine ... Budapest Aircraft Services, an airline based in Budapest, Hungary. Rob Base , American rapper ... In chemistry, a base is most commonly thought of, by chemists, as an aqueous substance that can accept hydrogen ions. Bases a...

Nitrogenous base

A nitrogenous base is an organic compound that owes its property as a base to the lone pair of electrons of a nitrogen atom. Notable nitrogenous bases include purine bases. Pyrimidine and purine bases include the nucleobases : principally adenine, guanine, thymine, cytosine, and ura...

Y chromosome

...e is composed of about... The Y chromosome spans about 58 million base pairs (the building blocks of DNA) ... Genes on the Y chromosome are a...d most other mammals. ... In humans, the Y chromosome spans 23 million base pairs (the building ... on the Y chromosome , the defining biologica...

X chromosome

...hers, and ... The X chromosome carries a couple thousand genes but few, if any, of these have ... The X chromosome spans about 155 million base pairs (the building blocks of DNA) ... Genes on the X chromosome are among the estimated 20,000 to 25,000 total genes ... X-chromosome or X ...

Wobble base pair

... In molecular biology, a wobble base pair is a non-Watson-Crick base pairing between two nucleotides in RNA molecules. The four main wobble base pairs are guanine-uracil, inosine-uracil, inosin...

Wildtype

...e original ... Non-technical genetics description of wild type , blue bar, in the domestic pigeon, Columba livia. ... Wild type is ALWAYS our base line. ... Online Shopping at DirectTextBook.com - Save up to 80%, buy or rent. New and used books like Wild type Food in Health Promotion and Di...

Vitelline membrane

... sperm are released from the vitelline membrane and no more bind. ... The European ... Drosophila vitelline membrane genes contain a 114 base pair ... melanogaster genes encoding vitelline membrane proteins. ... The European Bioinformatics Institute ... GO:0030704 vitelline membra...

Vertebral column

...n the flexible column that defines vertebrate animals, via humans. The vertebral column encases and protects the spinal cord, which runs from the base of the cranium down the dorsal side of... The vertebral column is composed of a series of 31 separate bones known as vertebrae. ... A curv...

Vectors

... that many concepts in science, ... Vectors and vector addition: ... base vectors and vector components: ... If the base vectors are unit vectors , then the components represent the lengths, ....

Uracil

...stituent of RNA ... uracil (yʊr'əsĭl) , organic base of the pyrimidine family. ... uracil , U a nitrogen-containing base found in RNA (but not in DNA) and derived from py...acil at Encyclopedia.com. ... uracil , organic base of the ... nucleotide derivatives of uracil p...

Transversion

... and an English rose pattern and ornamented with a studded metallic guitar strap and zipper pulls with pink ... The GT transversion in the first base of the 10 consensus sequence caused a ... With the same transversion from the blaOXY-2 gene only a fivefold increase was ... Conversely, GC ...

Trans-splicing

... in eukaryotes where exons from two different primary RNA transcripts are joined end to end and ligated. RNA splicing n The process by which base pairs that interrupt the continuity of genetic information in ... Cis- and trans - splicing of mRNAs mediated by ... Trans - splicing Trans ...

Transposable element

...sable Elements in Peas. McClintock. Break-bridge-fusion cycle due to Ac-Ds ... The Ac transposable element is 4563 bases long with two 11- base pair imperfect ... Definition of Transposable element in the Online Dictionary. Meaning of Transposable element . ... element (redirected...

Trans face

... face ) Jump to: navigation, search ... All pages beginning with " Trans " ... Pronto has the The North Face Trans Antarctica base Camp Duffel Medium Black and other Luggage in our Bags & Accessories section. Compare and buy Pronto's best at the... Save 38% on the The North...

Thymine

...ine at Encyclopedia.com. ... thymine , organic base of the pyrimidine family. Thymine was the fir...sh dictionary and encyclopedia. ... thymine - a base found in DNA (but not in RNA) and derived from ...... thymine thy·mine (thī'mēn') n. A pyrimidine base that is an essential ... Genetics News Genetic...

Thallus

...herb thallus do to the body to promote weight loss? ... Thallus This article does not cite any references or sources. ... What is the adhesive base which attaches a thallus of microbes to a surface? ... Article outlining important facts about Thallus , a pagan chronologer of unknown ... Nev...

TATA box

... sequence called the TATA box . This DNA sequence is found about 25-30 base pairs upstream of the transcription start site in some... TATA ...s and what you will do in this problem. ... string has a start codon 19 base pairs after the TATA box . ... What is TATA box ? Meaning of TAT...

Tandem repeat sequence

...ine Medical Dictionary and glossary with medical definitions ... repeat sequences . Tandem repeat sequences : Multiple copies of the same DNA base sequence on ... Short tandem repeat This article does not cite any ... Transposon/Retrotransposon (Long terminal repeat , SINEs, LINEs) · G...

Tandem repeat sequences

...ectly adjacent to each other. The pattern can range in length from 2 to 10 base pairs (bp) n in a genomic region) and is typically in the... Online Med...sequences . Tandem repeat sequences : Multiple copies of the same DNA base sequence on ... ... Computer Science, tandem repeats in strings (...

Synteny

... chromosome of ... Welcome to Synteny Systems. Contact: Web admin ... 3-ECRs synteny blocks defined based on ECR Browser whole-genome ECRs. base genome ... Number of synteny blocks. Date. Size. File. Human (hg18) Macaque (rheMac2) ... ...

Supercoil

... In a "relaxed" double-helical segment of DNA, the two strands twist around the helical axis once every 10.4-10.5 base pairs of sequence. Adding or subtracting twists, as some enzymes can do, imposes strain. If a DNA segment... Supercoil is a specialty coil man...

Stolon

...ood Things in Life. Information about stolon in the free online English dictionary and encyclopedia. ... stolon - a horizontal branch from the base of plant that produces new plants ... Often the general meaning of stolon (horizontal stems above ground) does not ... s These stolon -like r...

Stipule

... refers to outgrowths borne on either side of the base of a leafstalk (the petiole). A pair of stipules ...ne of the usually small, paired appendages at the base of a leafstalk in certain plants, ... Stipules ...l) ... stipule - a small leafy outgrowth at the base of a ... Information about Stipules in the f...

Sticky ends

...nds . ... For example, these two " sticky " ends are compatible: ... These are called " sticky ends " because they are able to base pair with any DNA ... This is cut by the restriction enzyme EcoRI, producing sticky ends . ... Information about sticky end in the free...

Sticky end

...r biology, especially in cloning or when subcloning insert DNA into vector DNA. All the terms can also be used in reference... ... able to base pair with any DNA molecule containing the complementary sticky end . ... This is cut by the restriction enzyme EcoRI, producing sticky en...

Start codon

...on is identified, each sequential group of three base pairs ... ... and other additional information...nslating with the start of the first codon at base 0, base 1, or ... There is often more than one AUG codon...

Spore

... main innovation, the basis of its scope and customizability, is that ... SporeWiki is a Spore database that anyone can edit. ... The knowledge base dedicated to Spore - the computer simulation video game ... Spore . Joined: February 28, 2006. Last Sign In: 5 hours ago ... Welcome to the Off...

Spinal cord

... what is Spinal Cord Injury? ... What is the spinal cord and the vertebra? The spinal cord is about 18 inches long and extends from the base of the brain, ... Find out what a tethered cord is, the signs and symptons, diagnostic tests, treatment, and common causes of tethering of the ...

Somatic hypermutation

... evolution immune somatic - hypermutation by tomhebbron on 2008 ... Somatic hypermutation is a regulated mutational process that introduces base ... As a result of somatic hypermutation and selection, Ab affinity for Ag increases ... Although some properties of somatic hypermutation ...

Slime molds

...is honor. Two former Cornell University entomologists recently named 65 ... A dog vomit slime mold is shown spreading. across mulch and up the base of a shrub. ... Although they often resemble fungi, slime molds are ... Article by Tom Volk on the Dog Vomit Slime Mold , with information ...

Shell membrane

...rane will be visible covering the chick. ... ... These spotted/marbled eggs can easily be distinguished from eggs with normal shells . ... layer base into the outer shell membrane at specific sites is essential ... contents and structure of bird egg, synchronized laying, clutch size and vari...

Sequence tagged site

...uence that has a single occurrence in the genome and whose location and base sequence are known. Sequence tagged sites (STSs) are short sequ...ing ... Sequence tagged sites . Synonym(s) STS. Definition(s) ... base pairs of sequence define a Sequence Tagged Site (STS) that is oper...

Sepals

...ollectively, the sepals are called the "calyx" ... Sepals can be quite attractive and a key visual element of the flower, as they ... From the base of the receptacle upward these four organs are the sepals , petals... Sepals (collectively called the calyx) are modified leaves that encase ......

Sense strand

...e 2'-sugar modification of any of the purine ... molecule of claim 1, wherein the sense strand includes a terminal cap moiety at ... ( A) base pair homology comparison of 736 siRNA sense strand with TNFR1 mRNA. ... 736 SENSE STRAND ACTIVITY IS INHIBITED BY CHEMICAL AND SEQUENCE MODI...

Self-splicing

...1/82. The discovery was ... Self - splicing and Enzymatic Activity of an Intervening Sequence RNA from ... RNA splicing n The process by which base pairs that interrupt the ... There are three kinds of self - splicing introns, Group I, Group II and Group III. ... Here, the self - splicing ...

Scrotum

...muscle containing the testicles. It is an extension of the abdomen, and is located between the penis and anus. In humans and some other mammals, the base of the... scrotum n. , pl. -ta or -tums . The external sac of skin enclosing the testes in ... The skin of the scrotum is exceptionally thin...

Run-off

...s companies are insolvent and in run - off while approximately four hundred ... effective run - off in a manner that would satisfy their claimant base ... Run - Off Liability of an insurance company for future claims that it expects to pay and for which a reserve has been ... Synonyms: run ou...

RNA editing

...m RNA editing describes those molecular processes in which the information content in an RNA molecule is altered through a chemical change in the base makeup. To date, such changes have been observed in tRNA, rRNA, and... This is a site for dissemination of information on all the various types ...

RNA

...r kids. Information about RNA in the free online English dictionary and encyclopedia. ... RNA also differs from DNA in having the pyrimidine base uracil instead of ... RNA's sister Web sites. ReligionWriters.com. ReligionLink.com. ReligionHeadlines.org ... Why join RNA ? How to join or ...

Ribosome binding site

...ibosome binding sites , from position -11 to 0 ... structure of the ribosome binding site determines translational efficiency: a ... ... base pairing between one of its internal subunits and the ribosome binding site , ... ribosome binding site on the mRNA, eukaryotic initiation ...
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