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superior view of heart showing opening of aorta, superior vena cava, pulmonary trunk with related valve
Diatoms, algae under microscopic view, phytoplankton, fossils, silica, golden yellow algae
In vitro bacterial culture
grey book isolated on white, blue frame for title on the spine
Heart Color Ultrasound Medical Examination Image
centropyxis aculeata (amoeboid organism) under the microscope - optical microscope x400 magnification
Beautiful historic mayor's office located within the Ambronay town hall, also called  Blains castle. This elegant space is characterized by its rich wooden furniture, intricate carvings, and classic architectural details. The room features tall bookshelves filled with volumes. Photo taken in Ambronay, in Ain department, in Auvergne-Rhone-Alpes region in France.
Photomicrograph of rotifer, probably Rotaria rotatoria. Rapidly rotating cilia at top of head, internal organs visible. Green circles are algae. Live specimen. Original image at 40X, wet mount, transmitted brightfield illumination. Indistinct image due to motion blur of live specimen and very shallow depth of field of brightfield illumination.
Open blank passport on dark grey table, closeup
Transmission electron microscope micrographs  showing the aspect of muscle fiber sarcomere components in longitudinal (below) and transverse (above) sections at the Z-line, I and A bands and H zone
Pine Root C.S. under light mircoscope with white background
Squash preparation of  onion root tip cells stained to reveal chromosomes,  Bright field illumination, light microscopy.  This image was taken with the X40 objective lens.  Depth of focus is extremely low at this magnification.  Smaller apertures give greater depth of focus, but image quality deteriorates and resolution is greatly reduced.  The aperture in this image was optimised for contrast and resolution. Chromatic abberation is inevitable in light microscopy, but has been kept to a minimum in this image.
Notoedres cati under the microscope. Notoedric mange, also referred to as Feline scabies, is a highly contagious skin infestation caused by an ectoparasitic and skin burrowing mite Notoedres cati.
Diatoms, algae under microscopic view, phytoplankton, fossils, silica, golden yellow algae
Beautiful historic mayor's office located within the Ambronay town hall, also called  Blains castle. This elegant space is characterized by its rich wooden furniture, intricate carvings, and classic architectural details. The room features tall bookshelves filled with volumes. Photo taken in Ambronay, in Ain department, in Auvergne-Rhone-Alpes region in France.
Close up Plant epidermis with stomata or Leaf Epidermis (Stomata) under microscope.
Orange Square wooden box filled with orange book replicas
plant stem (dahlia stem) cross section under the microscope showing epidermis, bascular bundles (phloem and xylem) cortex and pith - optical microscope x100 magnification
Book shelves inside a library with nobody. Empty institution with books shelves. School library with no students
Alternaria spore was zoom by transmission electron microscope. Alternaria is a genus of ascomycete fungi. Alternaria species are known as major plant pathogens.
Photomicrograph of Volvox globator, a green algae in various stages of development. Dark green spots are daughter colonies forming inside of parent colony. Live specimen. Wet mount, 10X objective, transmitted brightfield illumination.
Algae under microscopic view, Diatoms, phytoplankton, fossils, silica, golden yellow
Ultrasound image of a breast
Demodex mange from a microscope view. The parasite causing a skin disease -Demodecosis.
Neat Bookcases in Chinese Public Libraries
Blue dry flower on a book page extremely loud and incredibly close. Book on a white background. Dried blue field flower in a book on a wooden table.
Blue Square wooden box filled with blue book replicas
Frontonia sp. is a genus of free-living unicellular ciliate protists under the microscope.
Concentric patterns and textures of Natural Agate slice for background.
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