Click Here for More Images from iStock- 15% off with coupon 15FREEIMAGES 
Photomicrograph of freshwater leech. Sucker attached to cover slip at bottom. Live specimen. Wet mount, 2.5X objective, transmitted brightfield illumination. Note - motion blur of live animal, very shallow depth of field, chromatic aberration and uneven focus are inherent in light microscopy.
Agat Texture Background, Polished Gemstone Surface Pattern, Glittering Crystals, Yellow-Green Gem Mockup, Banner, Raw Agat Mineral Banner, Copy Space
The normal liver cells or hepatocytes contain lipid droplets, more frequent near the central vein of hepatic lobules, that can be demonstrated using osmium tetroxide as fixative. In steatosis or fatty liver disease, the amount of lipid droplets is pathologically very increased.
Close up of a Petri dish with yellow specimens in it
Micrograph of a moss leaf, Dicranum, with elongated cells, and an elongated midrib (costa) that may be the water conducting cells of the leaf, with polarization at 100x.
Hookworm egg human parasite in stool examination test find microscope 40x.
Human Cancer Cell
Marble material texture, background, suitable for design.
Beautiful abstract photography of mold  in a pan
Australian Flag Icon - White Background - 3D Rendering
Diseased human kidney on scientific background. 3d illustration
Hand made cross section of a branch from a knotweed plant, Reynoutria japonica, showing the cortex at 40x with polarization.
High quality abstract stock photos of downtown San Francisco's financial district buildings and high rises with repeating patterns and shapes in reflective glass and steel along Market Street.
Virus and bacterium background - High Quality 3D Render
Neuroblastoma, poorly-differentiated. Site: mediastinal mass. Cancer of immature nerve cells arising from the adrenal gland, nerve ganglia or the neck.
3D Illustration Concept of Human Urinary System Kidneys Anatomy
Beautiful pink oyster mushroom, Pleurotus djamor cultured in organic farm with black background
Scenic view of defocused reflection of tree in lake.
3D Illustration Female Urinary System For Medical Concept
Abstract leaf macro background: Moss
Spherical 360 degrees panorama of summer landscape with fields and green grass. Little planet panorama
3D illustration of a virus infection (coronavirus, viral pneumonia or influenza) and the risks of complications for the respiratory system. Front view. Isolated on black background. Great to be used in medicine works and health.
Honey Bee, apis mellifera, Larvae on Brood Comb, Bee Hive in Normandy
Landscape, Little Planet Format
Little planet 360 degree sphere. Panorama of aerial view of Thai local train on railway bridge at Pa Sak Jolasid Dam, the biggest reservoir in central Thailand, in Lopburi province.
Gastrotricha, Biological Classification: Phylum seen under Microscope. They are commonly referred to as Hairy backs. They live on and in between particles of Sediment on the seabed floor. There are nearly 809 species that are either Freshwater or Seawater Creatures
Laboratory dish containing a culture of the fungus Penicillium roqueforti to produce blue cheese
Closed up bitten leaf - negative image technique.
Free Images: "bestof:Biologia Centrali-Americana - Gargaropsis innervis.jpg en Biologia Centrali-Americana - Gargaropsis innervis Cut-out from original Membrac jpeg shown below"
Terms of Use   Search of the Day