생물학 학습체계

The fascinating underwater world first reveals its diversity when seen under the microscope. The photographs of this CD unveil the multitude of interesting living organisms that can be found in a single drop of water taken from a pond. It is ... more

In these days, it is scarcely possible to bathe safely in lakes, streams and rivers because of the steadily increasing contamination of surface waters with waste and sewage. In addition, technological demands also put a strain on our „aquatic ... more

An unique CD of life-science. Evolution’s road from “no-life” to life - stellar, chemical and organic evolution. Temporal course of evolution. Formation of celestial bodies and rise of chemical elements. Apparition of prokaryotes. Abiotic synthesis ... more

Those seeking to understand the physical structure of an animal must necessarily become acquainted with the development from egg cell to finished animal first. This CD shows the different stages of ontogenesis through the classical examples ... more

Most terrestrial plants anchor themselves to the ground using roots that also take up water and nutrients that the plant needs. The shoot above the ground, called stem, serves simultaneously to produce and support leaves and branches and to ... more

An intact, healthy landscape should boast a forest kept in as nearly a natural state as possible, with the corresponding variety in its moss, herb, shrub and tree layers still intact; this is surely not the case in most forests existing today ... more

Butterflies (Lepidoptera) constitute, after beetles, hymenopterans and dipterans, the fourth largest insect group, with over 100,000 species. The most conspicuous group is that of the butterflies, which includes the swallow-tailed, white, mottled ... more