• A story from a week or so back in Technology Review describes research coming to the surprising conclusion that Jean-Baptiste Lamarck may have been right - that acquired characteristics can be passed on to offspring , at least in rodents. (slashdot.org)
  • Patients with hereditary breast cancer (HBC) present at a young age with breast cancers that show adverse pathological characteristics such as high nuclear grade, negative hormone receptor status, and high proliferation indices. (nih.gov)
  • The option characteristic curve, the relation between ability and probability of choosing a particular option for a test item, can be estimated by nonparametric smoothing techniques. (springer.com)
  • It is essential to well understand the relation between porosity characteristics inside the concrete with the damage process of concrete exposed to the aggressive environment. (hindawi.com)
  • The relation between the porosity characteristic and mechanical response of concrete is discussed. (hindawi.com)
  • In April 2004, more than 40 hours of georeferenced submarine digital video was collected in water depths of 15-370 m in Glacier Bay to (1) ground-truth existing geophysical data (bathymetry and acoustic reflectance), (2) examine and record geologic characteristics of the sea floor, and (3) investigate the relation between substrate types and benthic communities, and (4) construct predictive maps of seafloor geomorphology and habitat distribution. (usgs.gov)
  • They are distinguished from the primary sex characteristics , the sex organs, which are directly necessary for sexual reproduction to occur. (wikipedia.org)
  • Ascribed Characteristics are not the chief subject of this chapter. (princeton.edu)
  • The introductory chapter discusses the principles of radioisotope production using cyclotrons, and the publication contains data on nuclear decay characteristics such as half-life, mode of decay, energy and abundance, nuclear reactions and excitation functions of the selected isotopes. (iaea.org)
  • The method includes generating a region of space having a substantially constant force field, determining the velocity of at least one particle within the region by identifying and locating the particle and its coordinates in at least two temporally defined digital images, and determining the particle physical characteristics from the determined velocity and a predetermined force field magnitude and direction. (google.co.uk)
  • A device for determining one or more particle physical characteristics is described which has a force field device for subjecting at least one particle to at least one force field, a substantially transparent flow channel, and a computer system for gathering and analyzing data associated with the at least one particle. (google.co.uk)
  • 4. The method of claim 1 wherein the step of determining the at least one of a plurality of particle physical characteristics from the determined velocity comprises the step of determining a particle physical characteristic selected from the group consisting of particle size, shape, magnetic susceptibility, magnetic label density, charge separation, and dielectric constant. (google.co.uk)
  • We sought to determine the relative incidence of meningiomas compared to other central nervous system tumours in an Asian surgical series, as well as the demographic and biological characteristics of these meningiomas. (springer.com)
  • These are serial killers who exhibit characteristics that are similar to the organized and disorganized serial killers. (buzzle.com)
  • Computer worms exhibit certain connection behavioral patterns to infect hosts as discussed above but there are also characteristics of the manner in which worms infect hosts that may be used to classify those worms. (hubpages.com)
  • They noticed, however, that the malignant Hodgkin/Reed-Sternberg (HRS) cells of Hodgkin lymphoma (HL) exhibit a phenotype and characteristics that are considerably altered. (innovations-report.com)
  • Leading IA risk assessments exhibit five primary characteristics within their IA risk assessment process: innovation, interaction, impact, information and insight. (ey.com)
  • Another of Fisher's ideas is the sexy son hypothesis , whereby females will desire to have sons that possess the characteristic that they find sexy in order to maximize the number of grandchildren they produce. (wikipedia.org)
  • According to Darwin's theory of evolution, those that possess characteristics that allow them to survive are more likely to reproduce and pass them on to the next generation. (reference.com)
  • Most people agree that discrimination based on ascribed characteristics is bad, but is it really any worse to discriminate based on these traits which, though not ascribed, still shouldn't affect performance? (princeton.edu)
  • Animals are classified by their characteristics and traits, although some of these traits might be shared among species. (worldatlas.com)
  • Later, Mendelian genetics supplanted the notion of inheritance of acquired traits, eventually leading to the development of the modern evolutionary synthesis , and the general abandonment of the theory of inheritance of acquired characteristics in biology, although there are proponents for its working on the microbial level or in epigenetic inheritance. (newworldencyclopedia.org)
  • This paper presents observations on the patterns and characteristics of wide-area Internet traffic, as recorded by MCIâ s OC-3 traffic monitors. (psu.edu)
  • We reveal the characteristics of the traffic in terms of packet sizes, flow duration, volume, and percentage composition by protocol and application, as well as patterns seen over the two time scales. (psu.edu)
  • Through close collaboration and an iterative process, a division was made into nine clusters of residentsbased on 25 demographic and socioeconomic characteristics. (cbs.nl)
  • Thus, in investigating opportunities for promotions, educational achievement "become[s] another form of ascribed characteristic. (princeton.edu)
  • Also known as a security market line , the characteristic line takes the form of a straight line with the y-axis intercept representing the return of a security in excess of the risk-free return and the x-axis representing that for a portfolio made up of all assets in the market. (wisegeek.com)
  • Researchers are still discovering new characteristics of Hodgkin lymphoma, a common form of cancer of the lymphatic system. (innovations-report.com)
  • While this is not the most reliable method of visually distinguishing a plant, monocotyledons and dicotyledons form important characteristic among flowering plants. (gardenguides.com)
  • It is often debated whether a commonly perceived "good" company, as defined by characteristics, such as competitive advantage , above-average management and market leadership, is also a good company to invest in. (investopedia.com)
  • As if this weren't complex enough, Dore also points out that what counts as an ascribed characteristic can vary depending on context. (princeton.edu)
  • can obtain American call and put option prices from user supplied characteristic functions of Lévy processes. (mathworks.com)
  • The purpose of this article is to announce a complete solution to this problem and to discuss some additional results about the characteristic numbers of algebraic varieties that arise from this solution. (pnas.org)
  • Some of these further results characterize the characteristic numbers of smooth complex projective varieties that can be bounded in terms of Betti numbers. (pnas.org)
  • Forward-looking internal audit functions should adopt five characteristics to focus more closely on results and value to the organization. (ey.com)
  • The decreased angiogenesis and the elevated expression of topo II-alpha (an anticancer drug target) may, in part, explain the lack of correlation between clinical course and histological characteristics in patients with HBC. (nih.gov)
  • Additional clinical and outpatient data are needed to study variations in quality of care by hospital characteristics. (aappublications.org)
  • to improve the stability robustness of a closed-loop system while approximately maintaining the high-gain and low-gain characteristics of the open-loop response. (mathworks.com)
  • definite and up-to-date data are still lacking, and Currently, there have been several measures many agencies are searching for ways to obtainimplemented in order to produce more medical estimated data to verify the characteristics ofprofessionals in response to societal needs. (slideshare.net)
  • These characteristics of living things include: Are made up of one or more cells, can reproduce, grow and develop, obtain and use energy, and respond to their environments. (msu.edu)
  • In humans, visible secondary sex characteristics include pubic hair , enlarged breasts and widened hips of females, and facial hair and Adam's apple on males. (wikipedia.org)
  • Some characteristics of pteridophyta plants include reproduction through spores, leaves that provide energy through photosynthesis, specialized stems calle. (reference.com)
  • Ronald Fisher , the English biologist developed a number of ideas concerning secondary characteristics in his 1930 book The Genetical Theory of Natural Selection , including the concept of Fisherian runaway which postulates that the desire for a characteristic in females combined with that characteristic in males can create a positive feedback loop or runaway where the feature becomes hugely amplified. (wikipedia.org)
  • In financial markets theory , a characteristic line graphically represents the relationship between the rates of return of a financial security or other asset, such as a share of stock in a company, and the rates of return of all the assets available on a market. (wisegeek.com)
  • Depicting the relative risk-adjusted rates of return for shares of stock or other assets, the characteristic line is a graphical representation of the Capital Asset Pricing Model (CAPM) and is central to Modern Portfolio Theory (MPT). (wisegeek.com)
  • The theory of the inheritance of acquired characteristics, or "soft inheritance," holds that an organism experiencing such a modification can transmit such a character to its offspring. (newworldencyclopedia.org)
  • While the theory of the inheritance of acquired characteristics was enormously popular during the early nineteenth century as an explanation for the complexity observed in living systems, after publication of Charles Darwin's theory of natural selection , the importance of individual efforts in the generation of adaptation was considerably diminished. (newworldencyclopedia.org)
  • However, in a wider context, the theory of inheritance of acquired characteristics does remain a useful concept when examining the evolution of cultures and ideas and is generally held in terms of some religious views, such as karma and inheritance of sin . (newworldencyclopedia.org)
  • Lamarckism or Lamarckian evolution is a theory put forward by Lamarck based on the heritability of acquired characteristics. (newworldencyclopedia.org)
  • Subsequently Lamarck proposed in his Philosophie Zoologique of 1809 the theory that characteristics that were "needed" were acquired (or diminished) during the lifetime of an organism were then passed on to the offspring. (newworldencyclopedia.org)
  • 0 Lyapunov characteristic exponent, a quantity that characterizes the rate of separation Characteristic exponent of Stable distribution Logarithm of a characteristic multiplier in the Floquet theory Solution of the indicial equation of the Frobenius method An exponent of a power series with non-negative coefficient, that is not divisible by the highest common factor of preceding exponents with non-zero coefficients. (wikipedia.org)
  • The invention relates to the determination of characteristic rheological quantities of viscoelastic materials by measuring specific parameters which permit assertions to be made on the properties of the material owing to their functional correlation with the deformation or relaxation. (google.com)
  • The invention relates to a method of determining characteristic rheological quantities of viscoelastic materials, in particular of rubber and rubber mixtures. (google.com)
  • The values that make up the characteristic line are obtained by performing a statistical regression analysis. (wisegeek.com)
  • Thus, he notes that hiring decisions at Hitachi, during the time of his study, were "regulated by very strict qualification standards", and not very significantly influenced by ascribed characteristics. (princeton.edu)
  • Three bankfull channel characteristics-cross-sectional area, width, and depth-were significantly correlated with drainage area in regression equations developed for two regions in West Virginia. (usgs.gov)