Click Here for More Images from iStock- 15% off with coupon 15FREEIMAGES 
Leiden leaf c.s. under microscope
Particles, medical concept
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 200x.
corn stem micrograph with dye
Vivid natural texture of wet green leaf with veins. Minimalist nature background with dew drops on green leaf surface. Beautiful minimal backdrop with droplets on leaf in macro. Nature texture of leaf
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.
Tilia Stem under Optical Microscope
Captured by a scientific microscope and Canon 5D Mark IV
Tissue of Small intestine (Duodenum), Large intestine Human and Stomach Human under the microscope in Lab.
Colorful seamless pattern with Crystal stones.
Extreme close up background texture of backlit green leaf veins
Close up of cristal beads
Motor Neuron cells under the microscope
plant Zea Stem C.S. under light mircoscope with white background
Stem of cotton - Gossypium hirsutum
Abstract background Organic Form - 3d rendered image of glass structure, optical technology, nano electrical wave, dispersion colorful rainbow.  Organic shapes and form.  Science fiction or organic technology concept.
Cross-section Dicot, Monocot and Root of Plant Stem under the microscope for classroom education.
A close up of a computer CPU chip.
Microscopic view of a moth wing colorful scales
Micro world
aquatic plant (Hornwort plant - Ceratophyllum demersum) under the microscope showing chloroplasts, cell walls and hairs - optical microscope x200 magnification
Extremely detailed texture of green sponge for washing, isolated. You can see sponge strutcure on a macro level. Can be used as abstract background, wallpaper
Diffuse large B-cell lymphoma, or DLBCL, is a cancer that starts in white blood cells called lymphocytes.
The study of plant tissues under the microscope in the laboratory.
House Fly Wing under light microscope with white background
Blue colored stem cells of a lentil plant under the microscope.
Quantum Gravity 3d rendered image of a comprehensive exploration of Quantum Gravity theories. String theory, loop quantum gravity (LOG), causal dynamical triangulation, twistor theory, gravitational waves, spacetime, gravity waves, quantum mechanics, quantum entanglement concepts.
Colorful, abstract micrograph of a fish scale, calico bass,Paralabrax clathratus, with polarization at 40x.
Blue marble material texture, background, suitable for design.
Free Images: "bestof:epidermis leaf electron microscopy electron micrograph science magnification details pores"
epidermis-leaf-electron-microscopy-63195.jpg
crystals-ice-crystal-snow-ice-67792.jpg
ice-crystal-crystals-snow-ice-67709.jpg
snow-crystals-ice-ice-crystal-67708.jpg
bacteria-salmonella-pathogens-67659.jpg
bacteria-cocci-staphylococci-67791.jpg
mite-tuckerella-acari-arachnid-67582.jpg
flea-siphonaptera-insect-parasite-63043.jpg
bacteria-disease-escherichia-coli-62993.jpg
koli-bacteria-escherichia-coli-123081.jpg
mite-aceria-anthocoptes-acari-67638.jpg
Ebola_Virus_Particles.jpg
Leaf epidermis.jpg
Ebola_Virus_Particles.jpg
Laughlin quasiparticle interferometer sample scanning electron micrograph.svg
tin-spheres-colorized-1444073.jpg
Elektronenkanone mit Wehneltzylinder.svg
Hexagonal Ice Crystals.svg
Blood clot in scanning electron microscopy.jpg
Mcn23702.jpg
Layered Approach May Yield Stronger, More Successful Bone Implants (5880495301).jpg
H5N1_virions_108,000x.jpg
A_(H5N1)_virion,_a_type_of_bird_flu_virus_which_is_a_subtype_of_avian_influenza_A.jpg
Melanoma_sem.jpg
Nanoparticles; scanning electron micrograph (5887833046).jpg
Leaf epidermis w scale.jpg
Schistosoma 20041-300.jpg
Micrococcus_luteus_9758.jpeg
Conductive probe SEM images.png
Nanoknife.jpg
Velvet_ant_stinger_(tip)--scanning_electron_microscope_image.jpg
Velvet_ant_head_anterior_--_SEM_photo.jpg
HeLa-IV.jpg
Mammalian pancreatic acinar cell, nuclear pores -TEM.jpg
Giardia lamblia.bmp.jpg
Teachers (7152733355).jpg
Broken fuel pipe.jpg
Multidrug-resistant Klebsiella pneumoniaeand neutrophil.bmp.jpg
Schistosome_Parasite_SEM.jpg
PSM_V78_D198_Abrupt_drop_of_a_golf_ball_or_electron_flow.png
A_digital_3D_representation_of_the_West_Nile_virus_in_complex_with_the_Fab_fragment_of_a_neutralizing_monoclonal_antibody.png
PSM_V78_D197_Effect_of_gravity_on_electron_flow_or_golf_ball_flight_1.png
PSM_V78_D197_Effect_of_gravity_on_electron_flow_or_golf_ball_flight_3.png
PSM_V78_D197_Effect_of_gravity_on_electron_flow_or_golf_ball_flight_2.png
Terms of Use   Search of the Day