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Engraving of \
Freshwater aquatic zooplankton and algae under microscope view
Epidermis. Electron microscope micrograph showing a keratinocyte of spinous layer. The epithelial cell has a polygonal shape, central nucleus with nucleolus, cytoplasm full of keratin filament bundles, and numerous dark desmosomes crossing the intercellular spaces.
Abstract blue cell pattern, spots, cool, virus, background effect, texture
grey book isolated on white, blue frame for title on the spine
Particles, medical concept
Moleskine texture color cover on white background
In vitro bacterial culture
http://thebrainstormlab.com/banners/ami_banner.jpgThis is a medical illustration of cardiopulmonary system.
Abstract marble texture background stock photo, suitable for design.
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
plant Zea Stem 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.
Alternaria spore was zoom by transmission electron microscope. Alternaria is a genus of ascomycete fungi. Alternaria species are known as major plant pathogens.
Black rough grunge old wall in blur. Abstract dark grey background
CT of thorax of four patients having covid-19 disease. Four variations are seen on four lung x-ray images. Shot with a full frame mirrorless camera.
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Pattern Design on Banknote
superior view of heart showing opening of aorta, superior vena cava, pulmonary trunk with related valve
Ultrasound image of a breast
Paps smear analysis: Superficial squamous cell, metaplastic squamous cell, koilocytes cell. HPV related change
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.
black and white background pattern
Old orange and black scuffed damaged marbled paper, Original over 150+ years old
Microscopic fungi Malassezia furfur, showing yeast cells and hyphae. dermatophytes, Nail scraping or skin scraping for fungus test in microbiology laboratory.
Monochrome modern watercolor stains and paint stains illustration.
Temporal Bone CT
Intricate bubble texture macro in bright colors for abstract background. Liquid bubbles lit from below with colors injected into the liquid as a design or art abstract.
Antique lithographic print from plate 24 (Mollusca), Volume 2: A History Of The Earth And Animated Nature by Oliver Goldsmith, 1852.
Antique yellow gloster pattern paper marbling full frame.
Free Images: "bestof:Chambers - Volume 1 - 0190.jpg Cyclopaedia Chambers page 1 0189 0190 0191"
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