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superior view of heart showing opening of aorta, superior vena cava, pulmonary trunk with related valve
Algae under microscopic view, Diatoms, phytoplankton, fossils, silica, golden yellow
In vitro bacterial culture
Cross-section Dicot, Monocot and Root of Plant Stem under the microscope for classroom education.
Heart Color Ultrasound Medical Examination Image
Epithelial Cells in urine sediment.
Fungal Ear Infection, Need to Use Antifungal Ear Drops to Treat Otomycosis.
Alternaria spore was zoom by transmission electron microscope. Alternaria is a genus of ascomycete fungi. Alternaria species are known as major plant pathogens.
plant Zea Stem C.S. under light mircoscope with white background
Temporal Bone CT
Orange Square wooden box filled with orange book replicas
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.
Freshwater aquatic zooplankton and algae under microscope view
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
The image is showing the skeletal structure of a lying woman pilates position on the mat. One of the basic pilates positions: A woman lying down with her legs squeezing the ball. Woman health and pilates. / You can see the animation movie of this image from my iStock video portfolio. Video number: 1453181702
Modern echocardiography (ultrasound) machine monitor. Colour image. New hospitl equipment for a better diagnostics. Four Chambers View, B/BC Mode
Pattern Design on Banknote
Paps smear analysis: Superficial squamous cell, metaplastic squamous cell, koilocytes cell. HPV related change
Magnetic resonance images of the brain (MRI brain). Computed resonance imaging of the human brain.
Crystals of soy sauce under the microscope.
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.
Striatella unipunctata algae under microscopic view, phytoplankton, fossils, silica, golden yellow algae
Ultrasound image of a breast
Black rough grunge old wall in blur. Abstract dark grey background
Blue Square wooden box filled with blue book replicas
Close up Plant epidermis with stomata or Leaf Epidermis (Stomata) under microscope.
Abstract marble texture background stock photo, suitable for design.
Volvox is a polyphyletic genus of chlorophyte green algae or phytoplankton.They live in a variety of freshwater and marine habitats
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.
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