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Cross-section Dicot, Monocot and Root of Plant Stem under the microscope for classroom education.
Close up of cristal beads
Mount. Tanigawa
Endosomes - 3d rendered image of Endosomes are membrane-bound organelles. They are parts of endocytic membrane transport pathway.  Endomembrane system in cells. Bilayer Lipid Membrane. Abstract medical illustration. Microscopic view. Microbiologic research concept.
Leiden leaf c.s. under microscope
Morteratsch glacier, Swiss canton of Graubuenden (5 shots stitched)
plant Pine Young Staminate Cone L.S. under light mircoscope with white background
After dopamine binding, the dopamine receptor changes his shape and binds the inactive G protein.The G protein expels its GDP molecule replacing it by GTP. and falls into two pieces. The Galpha subunit binds to and activates the enzyme adenylyl cyclase, which produces then cyclic AMP spreading a signal through the cell.
Wet rough asphalt black bitumen road pavement surface abstract grunge texture close-up top view background banner.\nBitumen is a sticky, black, highly viscous liquid or semi-solid form of petroleum. In the U.S., it is commonly referred to as asphalt. It may be found in natural deposits or may be a refined product, and is classed as a pitch. Before the 20th century, the term asphaltum was also used.\nTarmacadam is a road surfacing material made by combining crushed stone, sand, and tar. It is a more durable and dust-free enhancement of simple compacted stone macadam surfaces. The terms \
Der Großglockner ist mit 3798m der höchste Berg Österreichs, liegt im Nationalpark Hohe Tauern und ist von Gletschern umgeben. Der Bekannteste ist die Pasterze, die wegen des Klimawandels starke Eisverluste aufweist.
Characteristics of fungi living in wood as a group, are polyphyletic under the microscope for education.
The Findel glacier in the Swiss alps near Zermatt, Switzerland
Transmission electron microscope (TEM) micrograph showing dark melanin granules in a melanocyte (top center) and in several keratinocytes, which, unlike melanocytes, have bundles of keratin filaments
Glaciers on the eastern side of Monte Rosa, a mountain range in the Pennine Alps. Piedmont. Italy.
Microscope photo of a sambucus stem with parenchyma cells.
plant rape flower cross section under light mircoscope with white background
sorbus intermedia Swedish whitebeam spring white flowers on twig
Photo of an Sweet Cherry tree flower blossom bloom and grow on a black background. Blooming small white flower of Prunus avium. \nPrunus avium, commonly called wild cherry, sweet cherry, or gean, is a species of cherry, a flowering plant in the rose family, Rosaceae. It is native to Europe, Anatolia, Maghreb, and Western Asia, from the British Isles south to Morocco and Tunisia, north to the Trondheimsfjord region in Norway and east to the Caucasus and northern Iran, with a small isolated population in the western Himalaya.
Opening white flowers of Sorbus aria in May
View of the Pasterze Glacier (Johannisberg in the distance) as seen from the Grossglockner Hochalpstrasse at the Kaiser-Franz-Josefs-Höhe.
Spiraea chamaedryfolia or germander meadowsweet or elm-leaved spirea white flowers with green background. Magnificent shrub Spiraea chamaedryfolia
3D Render of a Topographic Map of Suriname. \nAll source data is in the public domain.\nColor texture: Made with Natural Earth. \nhttp://www.naturalearthdata.com/downloads/10m-raster-data/10m-cross-blend-hypso/\nRelief texture: NASADEM data courtesy of NASA JPL (2020). URL of source image: \nhttps://doi.org/10.5067/MEaSUREs/NASADEM/NASADEM_HGT.001\nWater texture: SRTM Water Body SWDB:\nhttps://dds.cr.usgs.gov/srtm/version2_1/SWBD/\nBoundaries Level 0: Humanitarian Information Unit HIU, U.S. Department of State (database: LSIB)\nhttp://geonode.state.gov/layers/geonode%3ALSIB7a_Gen
Closeup on the white flowers of a Spirea van houtt shrub
Glacier running into a dirty lake surrounded by rocky landscape
Surface photography of nature pattern Crystal shot for background.
Totesee or Totensee at Grimsel Pass with melting snow at the first day open after winter. The Grimsel Pass is a mountain pass in Switzerland
Cross-section leaf Plant of under the microscope for classroom education.
Glacier Graubunden canton, Switzerland
Superoxide dismutase is an enzyme that alternately catalyzes the dismutation of the superoxide radical into ordinary molecular oxygen and hydrogen peroxide. 3D cartoon and Gaussian surface models, chain id color scheme, based on PDB 1pu0, white background
Photinia villosa in blossom
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