Mathematical Biology
Insect outbreak model: spruce budworm. Harvesting a single natural population. population model with age distribution. Ecological implications andcaveats. Discrete growth models for interacting populations. Multiple steady states, mushrooms and isolas.
Подобные документы
Comparison the changes of intestinal microbial composition of two models of dysbiosis induced by ceftriaxone or the mix of ampicillin and metronidazole. Evaluation of quantitative and qualitative changes of fecal microbiota after ceftriaxone withdrawal.
статья, добавлен 26.06.2020Evaluation of the effect of adding Cu (in the form of copper carbonate or nanoparticles) with a reduced level of requirement for rats that are growing. The study of the parameters of the humerus. Analysis of the biomechanical reaction of the humerus.
статья, добавлен 17.06.2020Development of biological preparations for organic agriculture. The study of effect of Lactobacillus plantarum ONU 12 and Bacillus megaterium ONU 484 on germination and growth of wheat seedlings. The formation of bacilli biofilms with a developed matrix.
статья, добавлен 29.06.2020Evaluation of St. John's wort as a raw material base of phytolectins, the content of protein compounds in organs, the timing of harvesting raw materials with the maximum accumulation of compounds. Hemagglutinating activity of St. John's wort lectins.
статья, добавлен 10.11.2021Different districts of Karakalpakstan on totality of environmental conditions on relief, geological structure, irrigation, climate, soil, vegetation and modern economic use. Distribution of crop wild relatives plants into economically important groups.
статья, добавлен 07.08.2020The fossils of organisms preserved in the lowest layers represent animals and plants. By studying the type of fossils in the different strata, it is possible to build up a picture of how the populations of organisms changed over millions of years.
презентация, добавлен 20.01.2013The growth of bacteria Desulfovibrio Piger of the human intestine at different concentrations of acceptor and donor of electrons. The increase in the intensity of bacterial growth and production of hydrogen sulfide in the environment of cultivation.
статья, добавлен 28.01.2016The paper describes the change in perspective in the composition of the A. messeae taxonomic unit. Initially, based on the disequilibrium ofnatural populations, the species was differentiated into A and B forms using chromosomal inversions as markers.
статья, добавлен 03.08.2021Exchange of grafts between the frogs in the xenotransplantation experiments. Immunogenetic method of skin transplantation was applied for assessing the variability of hybrids and parental species according to levels of expressed histocompatability.
статья, добавлен 02.12.2017Study of the physiological harmfulness of xylophages that inhabit poplars and aspen in the Left Bank forest-steppe, taking into account the ability of these insects to inhabit trees of a certain sanitary condition. The average score of this factor.
статья, добавлен 08.01.2024The creation of a collection of type specimens of fishes of the National Museum of Natural History NAS of Ukraine has started in 1974. The collection of fish type specimens of the Zoological Museum was enriched by both national and foreign specialists.
статья, добавлен 11.07.2023Order and stages of the hybridological analysis on several durum wheat genotypes with utilizing three F-populations from the crossing between parental forms that differed in the invariable malt-zone triplet on electrophoretic spectrum of a-amylase.
статья, добавлен 22.12.2012Clinical Relevance of Excitatory Amino Acid Neurotoxicity. Implication of Distinct Glutamate Receptor Classes in Excitotoxicity. The Role of Reactive Oxygen Species. Death receptor-Mediated Neuronal Apoptosis. Beneficial Effects of Neuroinflammation.
учебное пособие, добавлен 25.11.2013Biological classifications of the doctrinal-phenetic school. Characterization of the positions of the synthetic ("evolutionary") approach. Specific biological arguments created by synthetists. The cladistic ("phylogenetic") principles of taxonomy.
статья, добавлен 01.12.2017Transcription and Gene Regulation. Recombinant DNA Technology. Nucleic Acid Manipulations. Eukaryotic Viruses. Bacterial Genetics and Bacteriophages. Molecular Evolution. Cell Communication. Prokaryotic and eukaryotic. Chemoheterotrophic metabolism.
учебное пособие, добавлен 05.07.2013Фізіологічне значення вторинних метаболітів фенольної природи у водних рослин. Роль флавонідів у захисті рослин від оксидативного пошкодження, викликаного дією ксенобіотиків. Участь поліфенольних сполук у хімічному захисті макрофітів від патогенів.
статья, добавлен 30.08.2018Properties of cognitive processes characteristic of humans, their possible prerequisites for the example of other biological species. Human language as a species-specific ability of the brain, a means of communication, an important tool of cognition.
статья, добавлен 03.06.2021Evolution of flora and fauna on the planet Earth, its implications: the formation of new species, adaptation to the environment etc. the Story of the origin of life on the planet. The first living organisms, bacteria, the occurrence of parasitism.
реферат, добавлен 27.09.2015Us a Noncovalent Protection Strategy to Enhance Solid-Phase Synthesis. Linear solid-phase synthesis of biopolymer-like peptides and polynucleotides. Chemical structures of reagents and building blocks for peptide synthesis using noncovalent protection.
учебное пособие, добавлен 25.11.2013The new insights into the process of interaction of T7-like bacteriophages FE44 and BA14 with lysogenic cells. The single and double lysogens possess Abi-phenotype regardless of genera and strain of bacteria that initially had normal phage sensitivity.
статья, добавлен 26.08.2016The characteristics of belonging of the order foraminiferida (informally foraminifera). Analyzes of foraminifera (forms for short) as a single-celled organisms (protists) with shells or tests (a technical term for internal shells). Describing its size.
презентация, добавлен 18.12.2015Urban anthropology sat alongside ecological, economic, applied, political, legal, medical, educational, psychological, cognitive, symbolic, and also aesthetic anthropologies. Diverse interests marked urban anthropological research in the Caribbean.
статья, добавлен 11.08.2013A multifunctional role of most frustule structural elements and their taking part in many vital functions of the diatom single-cell organism. Some structures of frustule as velum, areola, stria are considered in the light of function morphology.
статья, добавлен 10.04.2014The stratigraphic sections of the Maikhanuul (diamictite), Tsagaanolom (carbonate), Bayangol (terrigenous), Salanygol (carbonate-terrigenous) formations. Combination of stratigraphic features in a single region: diamictites, bacterial and trace fossils.
статья, добавлен 26.02.2021Results of taxonomic, morphological, ecological and stratigraphic characterization of marine invertebrates. Quantitative and qualitative characteristics of representatives of such taxa as molluscs (snails, ammonites, belemnites) and brachiopods.
статья, добавлен 11.07.2023