Hybridization as a result of spatial and reproductive interactions between species within the group of ‘yellow’ wagtails (Aves, Motacillidae) in areas of sympatry
Study of the process of genetic hybridization. Analysis of the results of the crossing of closely related species of yellow wagtails. Determination of features, characteristics and systemic features of the light-headed hybrid form M. f. beema x M. lutea.
Подобные документы
The study of the antimicrobial activity of ethanolic extracts of the genus Sansevieria against Escherichia coli. Its evaluation using the disco-diffusion method. Determination of the degree of inhibition of the growth zone of the bacterial culture.
статья, добавлен 26.01.2022Evaluation and analysis of relative degree of drought resistance by water content of tissue. Assessment of relative drought resistance by water-holding capacity of leaves genus momordica (cucurbitaceae) introduced under the conditions of Belgorod region.
статья, добавлен 29.11.2016Sex education as the key to leading a personal life, preserving and improving reproductive health, and acquiring a tolerant attitude towards the LGBT community. Anatomical and physiological features of human sexuality, features of its sexual development.
статья, добавлен 24.04.2023Study of the variability of the hardness of ordinary black soil on a regular grid. Ecomorphic analysis of vegetation in each polygon cell. The ecological content of the division of soil areas into clusters. Ecomorphs - a form of adaptation of vegetation.
статья, добавлен 09.11.2020Properties 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 03.06.2021Study of the viability of pollen in trees and shrubs under conditions of introduction, determining factors of plant adaptation to new conditions. Determination of the viability of Berberis L. pollen. The meridional and equatorial diameters of the pollen.
статья, добавлен 06.12.2021Determination of indices of species richness of Eurytopian beetles and diversity of staphylinid communities of the Ukrainian Carpathians. Study of the originality of the fauna in the forest biotopes of the mountain massifs of Yavirnyk and Polonyn ridge.
статья, добавлен 11.07.2023The effect of various concentrations of heavy metals salts (lead and mercury nitrates) on recombination parameters in drosophila. These compounds have genetic activity and increase the crossing-over frequency in zone y-v of chromosome 1 (X) of drosophila.
статья, добавлен 27.07.2016Reducing the number of large species of prey, which are the cornerstone of snow leopard conservation. Understanding the factors influencing the basic needs of the goat and the formation of its distribution. Factors affecting the needs of the goat.
статья, добавлен 23.06.2022Study and analysis of antagonistic activity of facultative-anaerobic endosporeforming bacteria strains isolated from deep-water sediments. Study of the relationship between the species of the strain, the horizon of its origin and antagonistic activity.
статья, добавлен 20.08.2020For the first time, the method of bioclimatic modeling was used to determine the boundaries of the range of occurrence of a potential polemochoral species Avenella flexuosa (L.) Drejer. Maximum entropy modeling of species geographic Distributions.
статья, добавлен 25.02.2021Research to refine the classification of the genus Camellia based on morphological characteristics and molecular biological methods. Characteristics of fruits and leaves, their use for species classification and elucidation of the taxonomic position.
статья, добавлен 08.02.2022Processes limiting evolution physiological characteristics. The genetic potential of people to culture. The combination of ecological functionalism and classical model of genetics. Conditions for the adaptation of the genetic and cultural evolution.
статья, добавлен 11.08.2013Features of physiological and biochemical structure of rats. Study of anatomic and histological features of ventilation of diaphragm department of easy rats. Pool of pulmonary veins and indexes of disease of cages of mucous membrane of bronchial tubes.
презентация, добавлен 08.10.2013Unclear conditions for the formation of basidiomas as the reason for the small number of species of fungi that can be grown in industrial culture. Features of the initiation of the formation of basidiomas of medicinal macromycetes in a pure culture.
статья, добавлен 16.04.2020Study of self-pollination of two species of flora – Gladiolus imbricatus and Iris sibirica (Iridaceae). Pollination by autogenous pollen grains on the last day of flowering. Lack of a mechanism for autonomous pollen transfer within the merantium.
статья, добавлен 28.09.2023- 42. Исследование кариотипов Simulium vernum species group (Diptera: Simuliidae) в Московской области
Последовательность приготовления морфологических препаратов личинок мошек и препаратов их политенных хромосом. Сравнение последовательности всех 6 хромосомных плеч со стандартными картами, разработанными для группы видов S.vernum Брокхаузом и Хантер.
практическая работа, добавлен 26.04.2019 The identifies the types of Sorbus L plants that are new to the flora of the Nakhchivan Autonomous Republic. The research includes information on species synonyms, distribution patterns in altitude zones, biotope, flowering and fruit ripening periods.
статья, добавлен 19.09.2022- 44. General characteristics, classification of rodents, modern approaches and history of their study
Common biological signs for all rodents when they are United in one group. Classification of rodents according to their ecological characteristics. Comparative characteristics of wild and trained domestic rats. Biology and ecology of mouse-like rodents.
статья, добавлен 31.08.2020 T7-like phages as an example of the preservation of the genome. The development of a system to study at the genetic level, interactions of bacteriophages with cells of native and uncommon hosts. Interaction of active phages with propagate their elements.
творческая работа, добавлен 28.08.2016- 46. Biological analysis of water bodies function of bioindicators in assessment of environment quality
Assigning water body (from which plankton sample was taken) to given saprobic zone. Focuses on possibility to use biota for monitoring of environment quality. Analysis and examine fields of view and counting individuals representing particular species.
контрольная работа, добавлен 16.07.2017 Characteristics of semi-winged fauna in semi-aquatic habitats. Familiarity with the main features of the study of semi-winged components (Insects: Heteroptera) of aquatic and near-water habitats of the Meshchera National Park in the Vladimir region.
статья, добавлен 29.08.2021Order 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 22.12.2012Species of freshwater red algae, Batrachospermum keratophytum Bory emend. R.G. Sheath, M.L. Vis et K.M. Cole, was record for the first time in the Ukraine. It’s taxonomic position, full description, and locations of B. keratophytum in the Ukraine.
краткое изложение, добавлен 09.04.2014- 50. The emergence time and flight routes used by lesser horseshoe bats of radziechowy colony (Poland)
Lesser horseshoe bats are strongly attached to their roosting places; are considered sedentary species, avoiding long-distance migrations. In Poland, their range is limited to mountainous areas, where they prefer overgrown mountain streams for feeding.
статья, добавлен 23.06.2022