(n.) Rubbish or refuse consisting of broken rock containing little or no ore.
Example Sentences:
(1) Similar analyses demonstrate that efficient excision can occur with two other different sets of wild-type arm-type sites in attL and attR.
(2) The results indicate that pSG1int is flanked at attL by a functional tRNA(ser) gene and at attR by a 60-nt sequence of the 3' end of the same tRNA(ser) gene.
(3) A 1200-bp region of P2 DNA containing the int gene and attP, the prophage hybrid ends attL and attR, and one bacterial attachment site, the preferred site locI from E. coli strain C, have all been sequenced.
(4) Moreover, lambda DNA containing a pBR322 derivative flanked by the lambda attL and attR sites could be specifically recircularized by excisive lambda recombination to yield the pBR322 derivative.
(5) Excision (intraplasmid att site recombination) was examined by constructing plasmids carrying attL and attR or two attP sites separating CmR from KmR and by following segregation of the markers in various hosts.
(6) To map the protein-protein and protein-DNA interactions involved in lambda site-specific recombination, Int cleavage assays with suicide substrates, nuclease protection patterns, gel retardation experiments, and quantitative Western blotting were applied to wild-type attL and attL mutants.
(7) The pSG1 plasmid integration site (attP) and the pSG1int-chromosome boundaries (attL and attR) were cloned and sequenced.
(8) Similar plasmids containing the two junction segments (attL and attR regions) between the phage genome and the lysogenic host chromosome were also prepared.
(9) The results lead to a model in which one IHF molecule bends the attL DNA and forms a higher order complex with the three bivalent Int molecules required for excisive recombination.
(10) The attL of the second bacterial attachment site present in the host SmaI fragment 7 and the leftmost part of phage S2 type B DNA of its genome organization (Piekarowicz et.
(11) Nucleotide sequencing of attP, attB, attL, and attR revealed a 57-base-pair sequence common to all sites with no duplications of adjacent plasmid or chromosomal sequences in the integrated state, indicating that integration takes place through conservative, reciprocal strand exchange.
(12) Using site-directed mutagenesis, we have constructed a related set of point mutations within each of the five Int "arm-type" binding sites located within attP, attL and attR.
(13) The attachment site of pIJ408 (attP) and the junctions of its integrated form with the chromosomal DNA in S. glaucescens (attL and attR) contain an identical 43 bp sequence.
(14) This recombination was directional, since no reaction was observed between plasmids containing attR and attL sites.
(15) Oligonucleotides derived from the sequence of the attP-containing fragment enabled us to amplify predicted junction fragment sequences and thus to identify attL, attR, and attB.
(16) With these novel substrates we show that Xis specifically promotes the first strand exchange and that attL enhances Int cleavage at the top-strand site of attR.
(17) A 58-bp sequence (att) present in both pSAM2 (attP) and S. ambofaciens strain DSM40697 (attB) attachment regions is found at the boundaries (attL and attR) of integrated pSAM2 in S. ambofaciens strain ATCC23877.
(18) The endpoints of the bacterial DNA segments in lambdagal3 and lambdagal8 are physically mapped in relation to attL.
(19) By combining the attL and attR sequences, the attB sequences of locations II, III, and H have been deduced.
(20) The DNA nucleotide sequences of attP, attB attR and attL were determined.
Dirt
Definition:
(n.) Any foul of filthy substance, as excrement, mud, dust, etc.; whatever, adhering to anything, renders it foul or unclean; earth; as, a wagonload of dirt.
(n.) Meanness; sordidness.
(n.) In placer mining, earth, gravel, etc., before washing.
(v. t.) To make foul of filthy; to dirty.
Example Sentences:
(1) But this morning's right-of-centre national papers were determined to rub his nose in the dirt.
(2) He got so bad that I - and this is true - turned off the television and went outside to watch my son add to his dirt collection.
(3) But Gates’s decision to “bump off from art” and live “in the sphere of dirt, the dirty, the stuff that we think is in the ground” was revelatory, leading to invitations to Davos and a TED Talk, where he talked about how he revived a neighborhood with imagination and hard graft .
(4) Earlier this year, a century-old wasteland of limestone and red dirt in south-west Nigeria was transformed into the biggest cement plant in Africa.
(5) Along with Woody Guthrie and Lead Belly, he brought the music of the dirt farms, the sweat shops and the lonesome highways into America's – and later the world's – living room.
(6) The land is held by the Navajo people, and visitors must pay an access fee to drive through the tribal park on a 17-mile dirt loop, which is suitable for all cars when dry but impassable after a storm ( usually in late summer).
(7) It’s a bit of a trek to get there: a few kilometres drive along a dirt road and then a short walk, with arrows painted on stones.
(8) Apparently, optimal disinfection of contaminated knives is extremely difficult to attain without the use of mechanical forces such as a high pressure water jet to remove the dirt.
(9) This state of high resistance to infection can be reduced by several factors which include circulatory embarrassment, tissue injury, dead space, and the presence of foreign bodies (dirt, sutures, drains, etc.).
(10) Among the prime concerns, especially for facial skin, is the type of dirt, debris, or make-up to be removed.
(11) We’re out there one night ’til 3am shoveling dirt on the fire.
(12) The land that when you shed your shoes and walk, you feel every grain of dirt and every blade of grass and for a moment, everything is right in the world and you are in your rightful place in it.
(13) Because the all-hallowed children must learn from their elders to exercise, every adult entering Hampstead Heath must hit the dirt for a set of 25 press-ups.
(14) Elevated concentrations of the soil fungi were significantly (P = 0.05) associated with the dirt floor, crawl-space type of basement.
(15) With its dirt pavements and crumbling wooden homes, the city of Kirov is a city stuck in time.
(16) Another former colleague in the psychological operations unit, Fred Allen Lucas, said that Page called him a "race traitor" for dating Latina women and took to calling other races "dirt people".
(17) Observations for estrus were conducted three times daily in a dirt paddock containing a testosterone-treated cow.
(18) On the outskirts of Juba, along a dirt road just past the UN camp, opposition forces clad in new uniforms and boots lined up for a military parade.
(19) Lead antiknock additives are therefore not a significant contributor to the lead content of dirt around houses where children usually play.
(20) As the result of smear slide evaluation, it was concluded that proper sputum specimens have been smeared but smears were generally too thin and contaminated with too many dirt .