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data in Biological Definition

ADP

... Automatic data Processing . A Corporation providing Employer, Brokerage, Dealer & Claims Services. Aeroports de Paris adenosine diphosphate AOLserve...

Albumin

... Excess loss in bowel (protein losing enteropathy) Mutation causing albuminemia (very rare) Links Human albumin structure in the Protein data bank [1] ...

Ames test

... in fact occurred dense spots in the colonies will form. A certain number of spots may form due to random mutation not caused by the agent; therefore, data analysis using control dishes is necessary. Occasionally a tested agent will be toxic enough to simply kill the bacterial culture in which case a "thi...

Biodiversity

...arily lead to their decrease (degrading costs having to be supported by the community). Among the dissenters, some argue that there are not enough data to support the view of mass extinction, and say abusive extrapolations are being made on the global destruction of rainforests , coral reefs , man...

Bioinformatics

...l tools to extract useful information from noisy data produced by high-throughput biological techniques. (The field of data mining overlaps with computational biology in thi...ing , and the prediction of gene regulation with data from mRNA microarrays or mass spectrometry . ...

Charles Darwin

...ous work. A worldwide sea voyage aboard HMS Beagle and observations on the Galapagos Islands in particular provided inspiration and much of the data on which he based his theory. Contents showTocToggle("show","hide") 1 Early life 2 Journey on the Beagle 3 Return to celebri...

Cladistics

...apomorphies are not always easy to distinguish and data are often unavailable due to a sparsity of availab...There is also concern that use of widely different data sets, for instance structural versus genetic chara...ational systematics allows the use of these large data sets to construct objective phylogenies. These ca...

Bioinformatics

...l tools to extract useful information from noisy data produced by high-throughput biological techniques. (The field of data mining overlaps with computational biology in thi...ing , and the prediction of gene regulation with data from mRNA microarrays or mass spectrometry . ...

Cryptozoology

...lief. Cryptozoologists tend to be responsible for disproving their own objects of study. For example, some cryptozoologists have collected statistical data and studied witness accounts that challenge the validity of many Bigfoot sightings. Scientists have demonstrated that some creatures of mythology...

Computed axial tomography

...irst scanner took several hours to acquire the raw data and several days to produce the images. Modern mul...es in a few seconds. Principles X-ray slice data is generated using an X-ray source that rotates ar...ite side of the circle from the X-ray source. Many data scans are progressively taken as the object is gra...

Culture

...culture and symbolic culture , not only because each reflects different kinds of human activity, but also because they constitute different kinds of data that require different methodologies. This view of culture, which came to dominate between World War I and World War II, implied that each culture w...

Diabetes mellitus

...ried patient population, specially retaining medical information on diabetic patients, keeping it up to date, and basing their continuing care on that data reduced total healthcare costs for those patients by US$1000 per year per patient for the rest of life. Recognition of this reality drove the Hawkes B...

DNA

...d this structure from X-ray patterns. Even in the initial crude diffraction data from DNA, it was evident that the structure involved helices. But this insi... her work. The great assistance Watson and Crick derived from Franklin's data has become a subject of controversy, and it has angered people who believe ...

Ecological genetics

...nard Kettlewell 's work on the peppered moth . However, obtaining enough data on natural populations was difficult, as was obtaining research grants for...biochemical techniques during the 1980s and 1990s which in turn allowed data on natural populations to be derived. See also antibiotic resista...

Enzyme

...usually determined by extrapolating from a limited data set, using what is known as a double reciprocal, o...rches PDBsum links to the known 3-D structure data of enzymes in the Protein data Bank BRENDA , comprehensive compilation of in...

Ethyl alcohol

... More information Properties NIST WebBook MSDS Hazardous Chemical Database Unless otherwise stated, all data was produced under conditions of standard temperature and pressure . Disclaimer and references Ethyl alcohol , also known as ethanol ...

Ernst Haeckel

...in a Lamarckian inheritance of acquired characteristics. On top of picking several wrong concepts to champion, he was actually caught using doctored data in some of his papers. Most notably his drawings of embryos were known, even by contemporaries, to deliberately misrepresent the similarities between...

Evolutionary developmental biology

...References 4 Further reading 4.1 See also Introduction During the 1980s and 1990s more comparative molecular sequence data between different kinds of organisms has been amassed and detailed understanding of the molecular basis of the developmental mechanisms which are en...

Gene

...pproved gene symbol. It is necessary to provide a unique symbol for each gene so that people can talk about them. This also facilitates electronic data retrieval from publications. In preference each symbol maintains parallel construction in different members of a gene family and can also be use...

Genetics

... aims to predict the response to selection given data on the phenotype and relationships of individual... requires accurate phenotypic, pedigree and marker data from a large number of related individuals. Ecol... populations of organisms, and attempts to collect data on the ecological aspects of individuals as well a...

Genomics

...o species. Here is a list of genetic similarity to humans, with sources, where known. While these numbers come from various secondary sources, the data may have originated from measures of DNA-DNA hybridization or from direct sequence comparisons. Species Similarity Source Human 9...

Glycolysis

...g. See also Gluconeogenesis Krebs cycle Anaerobic respiration External links The Glycolytic enzymes in Glycolysis: Protein data Bank Glycolytic cycle with animations Metabolism, Cellular Respiration and Photosynthesis - The Virtual Library of Biochemistry and Cell Biolo...

Gregor Mendel

...ccuracy of his hypothesis — however, the results have continued to be a mystery for many, and he is generally suspected of having "smoothed" his data to some degree (not knowing about the importance of blind classification). The fact that his reported results concentrate on the few traits in peas w...

Hardy-Weinberg principle

...he observed genotype frequencies obtained from the data and the expected genotype frequencies obtained usi...e are large numbers of alleles, this may result in data with many empty possible genotypes and low genotyp... Example χ 2 test for deviation These data are from E.B. Ford (1971) on the Scarlet tiger ...

HeLa

... species , because they reproduce and spread on their own; in 1991 it was named and described as Helacyton gartleri . External links Cell data on HeLa from NIHS ...

Human Genome Project

...ornia, Santa Cruz , and ENSEMBL present additional data and annotation and powerful tools for visualizing ... have been developed to analyse that data, as the data itself is next to useless without interpretation. ... humans have unique genomic sequence, as such, the data published by the HGP does not represent the exact ...

Lineweaver-Burke diagram

...ept of the graph represents -1/K m . The double reciprocal nature of the plot lends itself to overweighting the contribution of the least important data points (those when substrate concentration is minimal). Thus, the Lineweaver-Burke plot is considered inferior to other models of analysis such as the...

Lipase

...ter generated image of a type of pancreatic lipase (PLRP2) from the guinea pig, it is a 3-D model from structure coordinates submitted to the Protein data Bank from: Withers-Martinez, C., F. Carriere, R. Verger, D. Bourgeois, and C. Cambillau. 1996. A pancreatic lipase with a phospholipase A1 activity:...

Mendelian inheritance

...te characteristics such as color, shape, and position of the offspring. His data was expressed numerically and subjected to statistical analysis. This method of data reporting and the large sampling size he used gave credibility to his data....

Mitochondrion

...jointly. Because of the unique matrilineal transmission of mitochondrial DNA, scientists in population genetics and evolutionary biology often use data from mitochondrial DNA sequences to draw conclusions about genealogy and evolution . See: mitochondrial Eve . Recent studies have, however, cast...

Mitochondrion

...jointly. Because of the unique matrilineal transmission of mitochondrial DNA, scientists in population genetics and evolutionary biology often use data from mitochondrial DNA sequences to draw conclusions about genealogy and evolution . See: mitochondrial Eve . Recent studies have, however, cast...

Molecular evolution

...ield of systematics and molecular genetics . It is the process of using data on the molecular constitution of biological organisms' DNA , RNA , or bot...ortant area within the study of molecular evolution is the use of molecular data to determine the correct scientific classification of organisms. This is...

Molecular phylogeny

...ture of these substances, while the molecules of organisms distantly related usually show a pattern of dissimilarity. Molecular phylogeny uses such data to build a "relationship tree" that shows the probable evolution of various organisms. Not until recent decades, however, has it been possible to is...

Morphometrics

...t kinds of questions they ask of the measurements once they are made. In many cases involves calculating angles, areas, volumes and other quantitative data from landmark and segmentation data. ...

Magnetic resonance imaging

...and diagnostics. His description of a whole body scanner only concerned itself with searching the body for cancer, and does not discuss the use of the data for generating pictures showing different tissues. The procedure as described would take a very long time to perform. There is a big difference betwee...

Nutrition

...he China project stated at a symposium on epidemiology: "Analyses of data from the China studies ... is leading to policy recommendations." He mentio...versity: A review of current nutrition academic articles Nutritional data for common food items, organized by food group Nutrientfacts.com - Sear...

Operator

...o another. The operator itself is a function, but has an attached type indicating the correct operand, and the kind of function returned. This extra data can be defined formally, using type theory ; but in everyday usage saying operator flags its significance. Functions can therefore conversely be co...

Photosystem

...chlorophyll light reaction External links Photosystems I + II: Imperial College Photosystem I: Molecule of the Month in the Protein data Bank ...

Photosystem

...chlorophyll light reaction External links Photosystems I + II: Imperial College Photosystem I: Molecule of the Month in the Protein data Bank ...

Protein

...how","hide") 1 Structure 1.1 Protein data Bank (PDB) 2 Functions 2.1 Mechanis... of the free group on each extremity. Protein data Bank (PDB) Main article: Protein data Bank The structure of proteins can be determine...
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