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    Iris stem cellular structure — Stock Photo
    Iris stem cellular structure
    Babesia parasites inside red blood cell, computer illustration — Stock Photo
    Babesia parasites inside red blood cell, computer illustration
    Digital illustration of budding Saccharomyces cerevisiae yeast cells. — Stock Photo
    Digital illustration of budding Saccharomyces cerevisiae yeast cells.
    Plague bacteria (Yersinia pestis), computer illustration. Y. pestis are gram-negative bacteria from the Enterobacteriaceae family, they have an ovoid shape with bipolar staining (more intensively stained at poles) — Stock Photo
    Plague bacteria (Yersinia pestis), computer illustration. Y. pestis are gram-negative bacteria from the Enterobacteriaceae family, they have an ovoid shape with bipolar staining (more intensively stained at poles)
    Chromosome structure and composition — Stock Photo
    Chromosome structure and composition
    Colored scanning electron micrograph of Streptococcus mutans anaerobic bacteria in normal bacteria flora of mouth. — Stock Photo
    Colored scanning electron micrograph of Streptococcus mutans anaerobic bacteria in normal bacteria flora of mouth.
    Coronavirus particles, computer illustration — Stock Photo
    Coronavirus particles, computer illustration
    Cyst of Giardia intestinalis protozoan flagellated parasite in small intestine, digital illustration. — Stock Photo
    Cyst of Giardia intestinalis protozoan flagellated parasite in small intestine, digital illustration.
    Digital illustration of chains of Streptobacillus moniliformis rat bite fever bacteria. — Stock Photo
    Digital illustration of chains of Streptobacillus moniliformis rat bite fever bacteria.
    Nudibranch feeding on algae — Stock Photo
    Nudibranch feeding on algae
    Medical illustration of blocked artery disorder. — Stock Photo
    Medical illustration of blocked artery disorder.
    DNA autoradiograph pattern, digital illustration. — Stock Photo
    DNA autoradiograph pattern, digital illustration.
    Abstract digital illustration of DNA molecule with genetic damage. — Stock Photo
    Abstract digital illustration of DNA molecule with genetic damage.
    Rotavirus virus particles in the bloodstream — Stock Photo
    Rotavirus virus particles in the bloodstream
    Normal flora of human intestine, conceptual computer illustration — Stock Photo
    Normal flora of human intestine, conceptual computer illustration
    Activated macrophage attacking bacteria — Stock Photo
    Activated macrophage attacking bacteria
    Genetic research, conceptual illustration. DNA (deoxyribonucleic acid) molecule in blood sample tubes in a centrifuge. — Stock Photo
    Genetic research, conceptual illustration. DNA (deoxyribonucleic acid) molecule in blood sample tubes in a centrifuge.
    Fungal fruiting bodies, digital illustration. — Stock Photo
    Fungal fruiting bodies, digital illustration.
    Transplacental transmission of HIV infecting 8 week human embryo, conceptual illustration. — Stock Photo
    Transplacental transmission of HIV infecting 8 week human embryo, conceptual illustration.
    Digital illustration of male silhouette with urinary system, including adrenal gland, kidneys, urinary bladder, ureter, prostate and urethra. — Stock Photo
    Digital illustration of male silhouette with urinary system, including adrenal gland, kidneys, urinary bladder, ureter, prostate and urethra.
    Healthy female vascular system, computer illustration — Stock Photo
    Healthy female vascular system, computer illustration
    Light micrograph of Hydra, a genus of small, fresh-water animals of the phylum Cnidaria and class Hydrozoa. — Stock Photo
    Light micrograph of Hydra, a genus of small, fresh-water animals of the phylum Cnidaria and class Hydrozoa.
    Digital labelled illustration showing bacteria causing infections of respiratory and digestive system, Mycobacterium tuberculosis, Helicobacter pylori, Hepatitis B, Salmonella. — Stock Photo
    Digital labelled illustration showing bacteria causing infections of respiratory and digestive system, Mycobacterium tuberculosis, Helicobacter pylori, Hepatitis B, Salmonella.
    Detailed human brain anatomy, colored digital illustration. — Stock Photo
    Detailed human brain anatomy, colored digital illustration.
    Scientist hand using pipette, close-up. — Stock Photo
    Scientist hand using pipette, close-up.
    Cancer invasion into surrounding tissues, conceptual computer illustration. — Stock Photo
    Cancer invasion into surrounding tissues, conceptual computer illustration.
    Malaria infection infecting red blood cells, digital illustration. — Stock Photo
    Malaria infection infecting red blood cells, digital illustration.
    Abstract male body with visible skeleton and lymphatic system, computer illustration. — Stock Photo
    Abstract male body with visible skeleton and lymphatic system, computer illustration.
    Ebola virus particle in blood stream, digital illustration. — Stock Photo
    Ebola virus particle in blood stream, digital illustration.
    Human microbiota, conceptual illustration. microbiota is collection of microbes found on and in human body. Some of these microbes help to keep the body healthy. If balance gets disrupted, disease, disorders or infections can occur — Stock Photo
    Human microbiota, conceptual illustration. microbiota is collection of microbes found on and in human body. Some of these microbes help to keep the body healthy. If balance gets disrupted, disease, disorders or infections can occur
    Protozoan Plasmodium malariae inside red blood cell in the schizont stage, computer illustration — Stock Photo
    Protozoan Plasmodium malariae inside red blood cell in the schizont stage, computer illustration
    Normal human egg — Stock Photo
    Normal human egg
    Flu viruses, computer illustration — Stock Photo
    Flu viruses, computer illustration
    Marine biodiversity with colorful sea of coral reef in tropical clear water — Stock Photo
    Marine biodiversity with colorful sea of coral reef in tropical clear water
    Human cardiac muscle, light micrograph. Haematoxylin and eosin stain. — Stock Photo
    Human cardiac muscle, light micrograph. Haematoxylin and eosin stain.
    Coloured scanning electron micrograph (SEM) of a tumour cell, showing pseudopodia protrusions (bottom left and right), a prominent feature of actively motile cells. — Stock Photo
    Coloured scanning electron micrograph (SEM) of a tumour cell, showing pseudopodia protrusions (bottom left and right), a prominent feature of actively motile cells.
    Pathogenic bacteria in the blood stream — Stock Photo
    Pathogenic bacteria in the blood stream
    Close-up of dock bug sitting on fresh leaf. — Stock Photo
    Close-up of dock bug sitting on fresh leaf.
    Female laboratory assistant looking in camera. — Stock Photo
    Female laboratory assistant looking in camera.
    Digital illustration of fungal morphology of filamentous allergenic fungus Alternaria alternata and photograph of fungal colonies on Sabouraud Dextrose Agar. — Stock Photo
    Digital illustration of fungal morphology of filamentous allergenic fungus Alternaria alternata and photograph of fungal colonies on Sabouraud Dextrose Agar.
    3d rendered illustration of cyclist brain while workout on black background. — Stock Photo
    3d rendered illustration of cyclist brain while workout on black background.
    Hair follicles of human skin — Stock Photo
    Hair follicles of human skin
    Pain localized in cervical vertebrae — Stock Photo
    Pain localized in cervical vertebrae
    Male hips and buttocks muscles, computer illustration. — Stock Photo
    Male hips and buttocks muscles, computer illustration.
    Illustration of knee replacement implant on white background. — Stock Photo
    Illustration of knee replacement implant on white background.
    Mucor mould, also known as black fungus, computer illustration — Stock Photo
    Mucor mould, also known as black fungus, computer illustration
    Digital illustration of E coli bacteria on light background. — Stock Photo
    Digital illustration of E coli bacteria on light background.
    Grey Wolves on snow i — Stock Photo
    Grey Wolves on snow i
    3d rendered illustration of cyclist spine while biking on blue background. — Stock Photo
    3d rendered illustration of cyclist spine while biking on blue background.
    Log House Surrounded By Trees — Stock Photo
    Log House Surrounded By Trees
    Illustration of hip replacement prosthesis on white background. — Stock Photo
    Illustration of hip replacement prosthesis on white background.
    Healthy intestinal villi — Stock Photo
    Healthy intestinal villi
    Close-up of biologist pouring water into containers with soil samples. — Stock Photo
    Close-up of biologist pouring water into containers with soil samples.
    Head louse on human hair, digital illustration. — Stock Photo
    Head louse on human hair, digital illustration.
    Pipette adding a solution to a sample — Stock Photo
    Pipette adding a solution to a sample
    External oblique abdominal muscles, computer illustration — Stock Photo
    External oblique abdominal muscles, computer illustration
    Pelvic girdle and sacrum — Stock Photo
    Pelvic girdle and sacrum
    Female body model with red colored Teres minor muscle, computer illustration. — Stock Photo
    Female body model with red colored Teres minor muscle, computer illustration.
    Brown Grizzly Bear — Stock Photo
    Brown Grizzly Bear
    Ulna bone, computer illustration — Stock Photo
    Ulna bone, computer illustration