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    Chromosomes, illustration. Chromosomes are composed of deoxyribonucleic acid (DNA) and contain sections, called genes, which encode the body's genetic information — Stock Photo
    Chromosomes, illustration. Chromosomes are composed of deoxyribonucleic acid (DNA) and contain sections, called genes, which encode the body's genetic information
    Illustration of antibodies (blue) attaching to a viral (purple) infected cell. Antibodies bind to specific antigens, for instance viral proteins displayed on the surface of infected cells, marking them for destruction by phagocyte immune cells. — Stock Photo
    Illustration of antibodies (blue) attaching to a viral (purple) infected cell. Antibodies bind to specific antigens, for instance viral proteins displayed on the surface of infected cells, marking them for destruction by phagocyte immune cells.
    Chromosomes with four-arm structure — Stock Photo
    Chromosomes with four-arm structure
    Coloured scanning electron micrograph (SEM) of a freeze-fractured water lily stem showing numerous vascular bundles (blue) and large intercellular air spaces (holes). — Stock Photo
    Coloured scanning electron micrograph (SEM) of a freeze-fractured water lily stem showing numerous vascular bundles (blue) and large intercellular air spaces (holes).
    Illustration of HIV particles in blood. — Stock Photo
    Illustration of HIV particles in blood.
    Structure of neutrophil white blood cell, digital illustration. — Stock Photo
    Structure of neutrophil white blood cell, digital illustration.
    Structure of DNA molecule — Stock Photo
    Structure of DNA molecule
    Colored DNA molecule damage on black background, genetic disorder conceptual illustration. — Stock Photo
    Colored DNA molecule damage on black background, genetic disorder conceptual illustration.
    Cancer cell with filaments — Stock Photo
    Cancer cell with filaments
    Spherical and rod-shaped bacteria inside biofilm, digital illustration. — Stock Photo
    Spherical and rod-shaped bacteria inside biofilm, digital illustration.
    Sperm fertilising an egg — Stock Photo
    Sperm fertilising an egg
    Close-up of agar plate with stool culture. — Stock Photo
    Close-up of agar plate with stool culture.
    Technician holding urine sample for testing in laboratory. — Stock Photo
    Technician holding urine sample for testing in laboratory.
    Illustration of human kidney and light micrograph of section with glomerulus. — Stock Photo
    Illustration of human kidney and light micrograph of section with glomerulus.
    Visual render of SARS virus — Stock Photo
    Visual render of SARS virus
    Damaged DNA molecule, genetic disorder conceptual illustration. — Stock Photo
    Damaged DNA molecule, genetic disorder conceptual illustration.
    Acinetobacter sp. bacteria infection — Stock Photo
    Acinetobacter sp. bacteria infection
    Medical illustration of human cell structure on white background. — Stock Photo
    Medical illustration of human cell structure on white background.
    3d illustration of human sperm cells in reproductive process. — Stock Photo
    3d illustration of human sperm cells in reproductive process.
    Digital illustration of cerebrospinal fluid and neutrophils with Neisseria meningitidis bacteria. — Stock Photo
    Digital illustration of cerebrospinal fluid and neutrophils with Neisseria meningitidis bacteria.
    Human fetus developing at week 24, computer illustration. — Stock Photo
    Human fetus developing at week 24, computer illustration.
    3d rendered illustration of male cyclist heart while biking on black background. — Stock Photo
    3d rendered illustration of male cyclist heart while biking on black background.
    Epstein Barr virus structure, digital illustration. — Stock Photo
    Epstein Barr virus structure, digital illustration.
    Streptococcus pyogenes bacteria. 3D computer illustration of Streptococcus pyogenes, or group-A Streptococcus, bacteria. S. pyogenes is a gram-positive spherical (coccus) bacteria — Stock Photo
    Streptococcus pyogenes bacteria. 3D computer illustration of Streptococcus pyogenes, or group-A Streptococcus, bacteria. S. pyogenes is a gram-positive spherical (coccus) bacteria
    Illustration of human blood cells in blood stream. — Stock Photo
    Illustration of human blood cells in blood stream.
    Sporangium fungal cell with spores — Stock Photo
    Sporangium fungal cell with spores
    Anthrax bacteria, illustration. Anthrax bacteria (Bacillus anthracis) are the cause of the disease anthrax in humans and livestock. They are gram-positive spore producing bacteria arranged in chains (streptobacilli). Many cells have a central spore. — Stock Photo
    Anthrax bacteria, illustration. Anthrax bacteria (Bacillus anthracis) are the cause of the disease anthrax in humans and livestock. They are gram-positive spore producing bacteria arranged in chains (streptobacilli). Many cells have a central spore.
    Researcher holding a petri dish — Stock Photo
    Researcher holding a petri dish
    Person hand holding petri dish with biological culture. — Stock Photo
    Person hand holding petri dish with biological culture.
    Scientist injecting tomato with syringe with red liquid, conceptual image. — Stock Photo
    Scientist injecting tomato with syringe with red liquid, conceptual image.
    Abutilon pollen grain — Stock Photo
    Abutilon pollen grain
    3d rendered illustration showing cyclist active muscles on black background. — Stock Photo
    3d rendered illustration showing cyclist active muscles on black background.
    Close-up of petri dishes and hand with pipette for genetic research. — Stock Photo
    Close-up of petri dishes and hand with pipette for genetic research.
    Coloured transmission electron micrograph (TEM) of a transverse section through an artery. — Stock Photo
    Coloured transmission electron micrograph (TEM) of a transverse section through an artery.
    Conceptual illustration of genetically modified corn on plain background. — Stock Photo
    Conceptual illustration of genetically modified corn on plain background.
    Liquid samples in quartz cuvettes containers. — Stock Photo
    Liquid samples in quartz cuvettes containers.
    Parasites attacking spermatozoons fertilizing egg cell. — Stock Photo
    Parasites attacking spermatozoons fertilizing egg cell.
    Bacteria infecting organism — Stock Photo
    Bacteria infecting organism
    Abstract silhouette of muscular man, digital illustration. — Stock Photo
    Abstract silhouette of muscular man, digital illustration.
    Colored digital artwork of cancer cell. — Stock Photo
    Colored digital artwork of cancer cell.
    Clostridium tetani bacterium — Stock Photo
    Clostridium tetani bacterium
    Digital labelled illustration showing bacteria causing infections of respiratory and digestive system, Mycobacterium tuberculosis, Helicobacter pylori, Hepatitis A, Rotaviruses. — Stock Photo
    Digital labelled illustration showing bacteria causing infections of respiratory and digestive system, Mycobacterium tuberculosis, Helicobacter pylori, Hepatitis A, Rotaviruses.
    Peripheral nerve. Coloured transmission electron micrograph (TEM) of a section through a small peripheral nerve. Myelin( brown) is an insulating fatty layer that surrounds the myelinated nerve fibres (cyan) — Stock Photo
    Peripheral nerve. Coloured transmission electron micrograph (TEM) of a section through a small peripheral nerve. Myelin( brown) is an insulating fatty layer that surrounds the myelinated nerve fibres (cyan)
    Illustration of motor protein cellular structure. — Stock Photo
    Illustration of motor protein cellular structure.
    Various bacteria in human intestine, digital illustration. — Stock Photo
    Various bacteria in human intestine, digital illustration.
    Colored human embryonic stem cells, digital illustration. — Stock Photo
    Colored human embryonic stem cells, digital illustration.
    Covid-19 coronavirus particles, computer illustration. The new coronavirus SARS-CoV-2 (previously 2019-CoV) emerged in Wuhan, China, in December 2019 — Stock Photo
    Covid-19 coronavirus particles, computer illustration. The new coronavirus SARS-CoV-2 (previously 2019-CoV) emerged in Wuhan, China, in December 2019
    3d illustration of cholera pathogens in dark polluted water. — Stock Photo
    3d illustration of cholera pathogens in dark polluted water.
    Abstract illustration of blue bacilli bacteria, full frame. — Stock Photo
    Abstract illustration of blue bacilli bacteria, full frame.
    Illustration of schistosoma blood fluke flatworm. — Stock Photo
    Illustration of schistosoma blood fluke flatworm.
    Male basketball player muscles while running with ball, computer illustration. — Stock Photo
    Male basketball player muscles while running with ball, computer illustration.
    Colored scanning electron micrograph of human mesenchymal stem cell. — Stock Photo
    Colored scanning electron micrograph of human mesenchymal stem cell.
    Human cardiac muscle, light micrograph. Haematoxylin and eosin stain. — Stock Photo
    Human cardiac muscle, light micrograph. Haematoxylin and eosin stain.
    Colonies of Penicillium fungi grown on Sabouraud Dextrose Agar and digital illustration of fungal morphology. — Stock Photo
    Colonies of Penicillium fungi grown on Sabouraud Dextrose Agar and digital illustration of fungal morphology.
    Visual render of Human rhinovirus 14 — Stock Photo
    Visual render of Human rhinovirus 14
    Digital illustration of trophozoite form of Acanthamoeba castellanii amoeba. — Stock Photo
    Digital illustration of trophozoite form of Acanthamoeba castellanii amoeba.
    Doctor preparing HIV test sample for testing in laboratory. — Stock Photo
    Doctor preparing HIV test sample for testing in laboratory.
    Colored human embryonic stem cells, digital illustration. — Stock Photo
    Colored human embryonic stem cells, digital illustration.
    Nanobot in bloodstream with red erythrocytes, digital illustration. — Stock Photo
    Nanobot in bloodstream with red erythrocytes, digital illustration.
    Colored human embryonic stem cells, digital illustration. — Stock Photo
    Colored human embryonic stem cells, digital illustration.