relationship

Virulence

...Tennessee, ... Full article >>> The relationship between virulence and trans mission is complex, and has important consequences for the long term evolution of a pathogen . If a disease is rapidly fatal, the host may die before the microbe can get passed along to another host . Full ar...

Variety

...utical companies. We've had a more than a ten-year relationship with Bristol-Myers Squibb. Full article >>> SOS response In bacteria , a coordinated induction of a variety of genes as a response to high levels of DNA damage . Full article >>> The variety of proteins in the c...

Transition

...> Transition states Fig-1 demonstrates the relationship between activation energy ( Ea ) and enthalpy of formation ("H) with and without a catalyst. The highest energy position (peak position) represents the transition state. Full article >>> Transition vesicle s pinch off from the s...

Technology transfer

...>> Military technology maintains a close relationship with the civilian economy and has contributed to general technological and economic development of the USA, and often, via technology transfer , other countries as well. Full article >>>...

Synergism

synergism : a type of relationship in which two population s accomplish together what neither could accomplish on its own. T telophase : a phase during mitosis in which the chromosomes arrive at the opposite poles of the cell . Full article >>> synergism The in...

Synapse

... or from a muscle cell . synergism : a type of relationship in which two population s accomplish together what neither could accomplish on its own. T ... Full article >>> synapse (sin-aps) [Gk. synapsis , a union] The locus where one neuron communicates with another neuron in a neura...

Symbiosis

.... Full article >>> symbiosis : the relationship between two population s that live together in a ...Full article >>> symbiosis -- n. A relationship between two organ isms that live in intimate contact with each other; includes mutualism (both o...

Sutures

...s come together within the skull. symbiosis : the relationship between two population s that live together in a close, permanent, and mutually beneficial association. Full article >>> Cranial sutures , joining the bones of the cranium . Gomphoses, the joints between the roots of the teeth an...

Stop codon

...nalism. The scientific tradition that stresses the relationship between a physical structure and its function, for example, the related disciplines of anatomy and physiology . Full article >>> STOP CODON - A codon (UAA, UAG, UGA) which terminates translation . STREPTAVIDIN - A bacteria l...

Species

... it descended—together with its genealogical relationship to every other species is called its phylogeny . Full article >>> Sequence comparisons suggest recent horizontal trans fer of many genes among diverse species including across the boundaries of phylogenetic " domain s". Full a...

Sperm

...tcome of meiosis ( egg and sperm .) Understand relationship between chromosomes , ... Full article >>> Haploid : A single set of chromosomes (half the full set of genetic material ), present in the egg and sperm cells of animals and in the egg and pollen cells of plant s. Hum...

Site

...Thomas Wiese> Web Content Because of the close relationship between biochemistry and medicine, I have included in this glossary a collection of prefixes, ... Full article >>> Site within a gene where transcription of RNA begins. Terminator The site on a DNA sequence at which tr...

Sequence

... of an amino acid in a protein . coefficient of relationship The fr action of genes identical by common descent shared between two individuals. Full article >>> Flanking sequence or flanking region The DNA sequence located on either side of a specific genetic locus . Full article &#...

Rhizobia

...>> Rhizobia . Bacteria in a symbiotic relationship with leguminous plant s that results in nitrogen fixation. See Nitrogen fixation. Rhizosphere . The soils region on and around plant roots . Ribozyme . See Catalytic RNA . Ribosomal RNA (r RNA ). Full article >>>...

RFLP

...lymorphism . Rhizobia . Bacteria in a symbiotic relationship with leguminous plant s that results in nitrogen fixation. See Nitrogen fixation. Rhizosphere . The soils region on and around plant roots . Full article >>> RFLP : Restriction fragment length polymorphism ; the acronym is pro...

Recombination frequency

.... Full article >>> The mathematical relationship between measured map distance and actual recombination frequency . A formula express ing the relationship between distance in a linkage map and recombinant frequency. A B C D E F G H I J K L M N O P Q R...

Protozoa

...um, which cause malaria, have evolved a successful relationship with their Figure 5. The life cycle of the malaria parasite ... Full article >>> fever produced by a protozoa n ( class Sporozoa); it was formerly thought to be caused by "bad" air Source: Noland, George B. 1983. General Biology ,...

Predation

...... Full article >>> predation : a relationship in which one population within a community may capture and feed upon another population . producers : organ isms within an ecosystem that trap energy (by photosynthesis ). Full article >>> predation An inter action between...

Population

...ccupying a defined geographic area. predation : a relationship in which one population within a community may capture and feed upon another population . Full article >>> Population : A group of individuals of the same species within a given space and time. Predaceous: Preying upon other o...

Physiology

...> The scientific tradition that stresses the relationship between a physical structure and its function, for example, the related disciplines of anatomy and physiology . Subcloning . Full article >>>...

Phylogeny

... Full article >>> Phylogeny is the relationship between organ isms: how they are related to each other over evolution ary time. Full article >>> Phylogeny , the study of the ancestry of species , has revealed that biological structures with radically different internal organ iz...

Parasitology

... is the study of parasites , their hosts, and the relationship between them. As a biological discipline, the scope of parasitology is not determined by the organ ism or environment in question, but by their way of life. Full article >>> International Journal for Parasitology genome issue ...

Parasitism

...article >>> parasitism A symbiotic relationship in which the symbiont ( parasite ) benefits at the...y DNA or RNA . Full article >>> A relationship between two organ isms that live in intimate contact with each other; includes mutualism (both o...

Parasite

...f parasite s can reveal information about their relationship with the host (eg. influences on mortality rate)...o unrelated species that have a close ecological relationship resulting in reciprocal adaptation s as happens between host and parasite , and plant and inse...

Paramecium

... species of ciliate, has a mutualistic symbiotic relationship with green alga called Zoochlorella. The algae live inside the cell , in the cytoplasm . [edit] Bacteria l obligate endosymbiont s in insects ... Full article >>> Paramecium aurelia has a population nearly twice as large when...

Nutrition

Nutrition is a science which studies the relationship between diet and states of health and disease. Dieticians are Health professionals who are specialised in this area of expertise. Full article >>> Nutrition is interpreted as the study of the organ ic process by which an organ ism ...

Nuclear genome

...). Full article >>> close symbiotic relationship one may "steal" genes from the other. The most notable example of this are mitochondria . In most organ isms with mitochondria most of the origin al mitochondria l genes have moved from the mitochondria to the nuclear genome . Full article ...

Nick

...se I. Full article >>> 49-58 6 The relationship between higher- order chromatin structure and transcription Nick Gilbert and Wendy A. Bickmore.......... Full article >>> The first structure postulated in the model (1) has a nick in one strand of one duplex and pairing of ...

Mycelium

...ia . mycobiont The fungal partner in a mutualistic relationship such as mycorrhizae or lichens . Full article >>> mycelium The densely branched network of hyphae in a fungus . myelin a sheath of fatty substance associated with protein that surrounds larger nerve fibers of vertebrates . ...

Mutualism

...-ul-iz-um) [L. mutuus, lent, borrowed] A symbiotic relationship in which both the host and the symbiont benefit.... to mutualism . Full article >>> A relationship between two organ isms that live in intimate contact with each other; includes mutualism (both o...

Mitochondrion

...ree-living bacteria that established a symbiotic relationship with a primitive eukaryote . Full article >>> mitochondrion pl. mitochondria (my-toh-kon-dree-un) [Gk. mitos, thread + chondros, cartilage or grain] An organelle in eukaryotic cells that serves as the site of cellular res...

Mendel

...tcome of meiosis ( egg and sperm .) Understand relationship ... Full article >>> Genetic locus . A location on a chromosome (possibly of a diploid organ ism with variants that segregate according to the rules of Mendel ian heredity ) Genetic polymorphism . Presence of several genetical...

Meiosis

...;>> Meiosis Tutorial A tutorial on the relationship between chromosome movements in meiosis and th...tcome of meiosis ( egg and sperm .) Understand relationship between chromosomes , ... Full article >>> See also micro species under apomixis ,...

Megabase

...f DNA . But for the reasons mentioned above, this relationship is only approximate. Full article >>> In the 24 April 2003 issue of Nature, the genome of N. crassa was reported as completely sequence d. The genome is about 43 megabase s long and includes approximately 10,000 genes. Full ar...

Map distance

...? Full article >>> The mathematical relationship between measured map distance and actual recombination frequency . A formula express ing the relationship between distance in a linkage map and recombinant frequency. A B C D E F G H I J K L M N O P Q R...

Macromolecules

...#62; but there is no scientific consensus on the relationship of the three domain s of life (Archea, Bacteria , Eukaryota) or the origin of life . Attempts to shed light on the earliest history of life generally focus on the behavior of macromolecules , ... Full article >>>...

Linkage map

.... Full article >>> The mathematical relationship between measured map distance and actual recombination frequency . A formula express ing the relationship between distance in a linkage map and recombinant frequency. A B C D E F G H I J K L M N O P Q R...

Library

...clone d DNA from a particular organ ism), whose relationship to each other can be established by physical map ping. Compare genomic library , arrayed library . Related Terms: Clone bank ... Full article >>> Library Instruction Round Table LITA Library and Information Technology Asso...

Hypostatic

...id to be hypostatic . An epistatic - hypostatic relationship between two loci is similar to a dominant - recessive relationship between alleles at a particular locus . See a recent ... Full article >>> A gene ...

Host

...o unrelated species that have a close ecological relationship resulting in reciprocal adaptation s as happens between host and parasite , and plant and insect. Cognate molecule ... Full article >>> scolex The head of a tapeworm, found at the anterior end. It has hooks and suckers for at...

Expression

...ssion of molecular genes For various reasons, the relationship between DNA strand and a phenotype trait is not direct. Full article >>> EXPRESSION VECTOR - A plasmid or phage designed for production of a polypeptide from insert ed foreign DNA under specific controls. Often an ...

Express

...s ion of molecular genes For various reasons, the relationship between DNA strand and a phenotype trait is not direct. Full article >>> EXPRESS ION VECTOR - A plasmid or phage designed for production of a polypeptide from insert ed foreign DNA under specific controls. Often an ...

Evolution

... animals in an attempt to determine the ancestral relationship between ... Full article >>> Evolution of a Vision: Genome Project Origin s, Present and Future Challenges, Far-Reaching Benefits ... Full article >>> Evolution and Adaptation Index to this page Natural Selec...

Eukaryotes

...ree-living bacteria that established a symbiotic relationship with a primitive eukaryote . Full article >>> gonidia - reproductive cells of colon ial eukaryotes such as Volvox. goosecoid- a homeo domain transcription factor express ed in the dorsal lip of the blastopore ; may be a ke...

Epigenetic

...cle >>> epigenetic s Study of the relationship between genotype and phenotype as mediated by developmental processes. epigynous Floral parts ( sepals , petal s, and stamen s) appear to arise from the top of an ovary ; the ovary is said to be inferior. Full article >>> Epi...

Epigenetics

...ticle >>> epigenetics Study of the relationship between genotype and phenotype as mediated by developmental processes. epigynous Floral parts ( sepals , petal s, and stamen s) appear to arise from the top of an ovary ; the ovary is said to be inferior. Full article >>> Epi...

Egg

...tcome of meiosis ( egg and sperm .) Understand relationship between chromosomes , ... Full article >>> Lecithotrophic larva . A planktonic-dispersing larva that lives off yolk supplied via the egg Leeward. The side of an island opposite from the one facing a persistent wind ... Full ar...

Developmental biology

... animals in an attempt to determine the ancestral relationship between ... Full article >>> Developmental biology , evolution , molecular systematics, molecular evolution , gene family , gene [edit] External links ... Full article >>> Developmental biology studies the proces...

Cytogenetics

cytogenetics the relationship between the appearance of chromosomes and the genotype / phenotype of the individual Source: Jenkins, John B. 1990. Human Genetics , 2nd Edition. New York: Harper & Row ... Full article >>> Cytogenetics Branch of genetics...

Convergent evolution

...opithecines; whether this is due to a genealogical relationship or convergent evolution . Full article >>>...

Commensalism

... Full article >>> commensalism : a relationship in which one population receives a benefit from ...ticle >>> commensalism A symbiotic relationship in which one species benefits and the other is not affected. community All species or populat...

Codon

... of an amino acid in a protein . coefficient of relationship The fr action of genes identical by common descent shared between two individuals. Full article >>> One codon , AUG serves two related functions: it signals the start of translation it codes for the incorporation of the amino a...

Chromatin

... ) ... Full article >>> 49-58 6 The relationship between higher- order chromatin structure and transcription Nick Gilbert and Wendy A. Bickmore.......... Full article >>> nucleosome - unit of chromatin consisting of a short length of DNA (about 140 bp) wrapped twice arou...

Central dogma

...Full article >>> central dogma The relationship among the steps from DNA to the production of a protein . The synthesis of messenger RNA from DNA , and the movement m RNA out of the nucleus ( transcription ). Carries the genetic code into the cytoplasm . Full article >>> ...

Cell membrane

... describe interactions with environment . Explain relationship between photosynthesis and respiration (identify organelles involved) - ... Full article >>> plasmalemma The cell membrane . plasmid A small circle of DNA that may be carried by a bacterium in addition to its genomic DNA ...

Biosphere

...certain microbe s — alone or in a symbiotic relationship with plant s industrial fixation ... Full article >>> Biota : The animal and plant life of a given region. Biota : The sum total of the living organ isms of any designated area. Biota : The plant s and animals of a specifi...

Biomass

...s pyramid A metaphor or diagram that explains the relationship between the amounts of biomass at different trophic levels. Full article >>> the biomass of the community increases. This is the outcome of the increasing amount of net productivity — calories stored by the plant commun...

Biologist

...Typically biologist s study organ isms and their relationship to their environment . Full article >>> Gnter Blobel (born 1936), German Nobel Prize-winning biologist who discovered that newly synthesized proteins contain "address tags" which direct them to the proper location within the cell...

Bases

... of an amino acid in a protein . coefficient of relationship The fr action of genes identical by common descent shared between two individuals. Full article >>> Restriction enzymes cut DNA wherever their "recognition site " (usually between 4 and 8 bases in length) occurs in the DNA s...

Bacteria

...>> Rhizobia . Bacteria in a symbiotic relationship with leguminous plant s that results in nitrogen fixation. See Nitrogen fixation. Rhizosphere . The soils region on and around plant roots . Ribozyme . See Catalytic RNA . Full article >>> Lysogen A bacteria l cell carrying ...