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    Plasmodium malariae protozoa in blood vessel, computer illustration. — Stock Photo
    Plasmodium malariae protozoa in blood vessel, computer illustration.
    Liquid nitrogen pouring into cryostorage canister. — Stock Photo
    Liquid nitrogen pouring into cryostorage canister.
    Horse skeleton model with detailed Supraspinatus muscle, digital illustration. — Stock Photo
    Horse skeleton model with detailed Supraspinatus muscle, digital illustration.
    DNA autoradiograph pattern, digital illustration. — Stock Photo
    DNA autoradiograph pattern, digital illustration.
    Lung cancer in anatomy of male body, computer illustration. — Stock Photo
    Lung cancer in anatomy of male body, computer illustration.
    Silhouette of obese man with hip pain, digital illustration. — Stock Photo
    Silhouette of obese man with hip pain, digital illustration.
    Illustration of Milky Way galaxy seen from space. — Stock Photo
    Illustration of Milky Way galaxy seen from space.
    Diseased lungs in transparent female body on black background, computer illustration. — Stock Photo
    Diseased lungs in transparent female body on black background, computer illustration.
    Safety of drinking water. Conceptual illustration showing hepatitis A virus in drop of water. — Stock Photo
    Safety of drinking water. Conceptual illustration showing hepatitis A virus in drop of water.
    Esophageal cancer in male body, abstract digital illustration. — Stock Photo
    Esophageal cancer in male body, abstract digital illustration.
    African american female computer technician using tablet and working in server room. digital information storage and communication network technology. — Stock Photo
    African american female computer technician using tablet and working in server room. digital information storage and communication network technology.
    Human skeleton model with detailed Flexor digitorum profundus muscle, computer illustration. — Stock Photo
    Human skeleton model with detailed Flexor digitorum profundus muscle, computer illustration.
    PCR tubes with orange, green and purple samples on black background. — Stock Photo
    PCR tubes with orange, green and purple samples on black background.
    Multi-colored rod-shaped soil bacteria, conceptual illustration. — Stock Photo
    Multi-colored rod-shaped soil bacteria, conceptual illustration.
    Digital illustration of human nerve cell with dendrites. — Stock Photo
    Digital illustration of human nerve cell with dendrites.
    Male and female muscles and skeletal systems in rear view. — Stock Photo
    Male and female muscles and skeletal systems in rear view.
    Silhouette of man having hip pain, digital illustration. — Stock Photo
    Silhouette of man having hip pain, digital illustration.
    Close-up of digital forensic expert examining computer hard drive in police science laboratory. — Stock Photo
    Close-up of digital forensic expert examining computer hard drive in police science laboratory.
    Dog silhouette with red colored spine on black background, digital illustration. — Stock Photo
    Dog silhouette with red colored spine on black background, digital illustration.
    Human skeleton with red colored Levator scapularis muscle, computer illustration. — Stock Photo
    Human skeleton with red colored Levator scapularis muscle, computer illustration.
    Structure of dog vascular system with colorful blood vessels in transparent body, computer illustration. — Stock Photo
    Structure of dog vascular system with colorful blood vessels in transparent body, computer illustration.
    3d illustration of optical light guide cables in different colours with open ends which shining brightly. — Stock Photo
    3d illustration of optical light guide cables in different colours with open ends which shining brightly.
    Runner silhouette showing anatomy of muscles, computer illustration. — Stock Photo
    Runner silhouette showing anatomy of muscles, computer illustration.
    Illustration of senior woman silhouette showing lungs on black background. — Stock Photo
    Illustration of senior woman silhouette showing lungs on black background.
    Close-up of plant seedling in soil in Petri dish in laboratory. — Stock Photo
    Close-up of plant seedling in soil in Petri dish in laboratory.
    Illustration of blue silhouette of obese woman with highlighted colon on black background. — Stock Photo
    Illustration of blue silhouette of obese woman with highlighted colon on black background.
    Young archaeologists comparing pottery colors with color chart scheme in laboratory. — Stock Photo
    Young archaeologists comparing pottery colors with color chart scheme in laboratory.
    Grey human heart model on red background, computer illustration. — Stock Photo
    Grey human heart model on red background, computer illustration.
    Human heart with coronary arteries, digital illustration. — Stock Photo
    Human heart with coronary arteries, digital illustration.
    Transparent female body silhouette with yellow colored spleen, digital illustration. — Stock Photo
    Transparent female body silhouette with yellow colored spleen, digital illustration.
    Neutrophil in human blood, computer illustration. — Stock Photo
    Neutrophil in human blood, computer illustration.
    Rack of test tubes with blood samples in laboratory. — Stock Photo
    Rack of test tubes with blood samples in laboratory.
    Female anatomy with highlighted diseased liver, computer illustration. — Stock Photo
    Female anatomy with highlighted diseased liver, computer illustration.
    Running man with points of joint pain, conceptual illustration. — Stock Photo
    Running man with points of joint pain, conceptual illustration.
    Male silhouette showing anatomy of neck, digital illustration. — Stock Photo
    Male silhouette showing anatomy of neck, digital illustration.
    Anatomy of liver in male body silhouette, digital illustration. — Stock Photo
    Anatomy of liver in male body silhouette, digital illustration.
    Artwork of spacecraft on Methuselah planet orbit. — Stock Photo
    Artwork of spacecraft on Methuselah planet orbit.
    Oesophageal cancer, computer illustration and light micrograph of cancer tissue. — Stock Photo
    Oesophageal cancer, computer illustration and light micrograph of cancer tissue.
    Astonished boy in eyeglasses and laboratory robe with dirty face and liquid in bottle after making chemical experiment — Stock Photo
    Astonished boy in eyeglasses and laboratory robe with dirty face and liquid in bottle after making chemical experiment
    Shoulder bones in x-ray digital illustration of human body. — Stock Photo
    Shoulder bones in x-ray digital illustration of human body.
    Close-up of melitaea butterfly on dried wildflower. — Stock Photo
    Close-up of melitaea butterfly on dried wildflower.
    Yellow astronaut in space suit, abstract digital illustration. — Stock Photo
    Yellow astronaut in space suit, abstract digital illustration.
    University students doing experiments together in laboratory — Stock Photo
    University students doing experiments together in laboratory
    Ill small boy in wooly scarf and sweater taking in medication fr — Stock Photo
    Ill small boy in wooly scarf and sweater taking in medication fr
    Male laboratory assistant using equipment. — Stock Photo
    Male laboratory assistant using equipment.
    Low angle view illustration of blue silhouette of obese woman with highlighted heart on black background. — Stock Photo
    Low angle view illustration of blue silhouette of obese woman with highlighted heart on black background.
    School in Grashoek village — Stock Photo
    School in Grashoek village
    Human skeleton with red colored Iliococcygeus muscle, computer illustration. — Stock Photo
    Human skeleton with red colored Iliococcygeus muscle, computer illustration.
    Illustration of back bones in human skeleton on white background. — Stock Photo
    Illustration of back bones in human skeleton on white background.
    Diseased stomach in abstract female body, digital illustration. — Stock Photo
    Diseased stomach in abstract female body, digital illustration.
    Female anatomy with orange colored large intestine, digital illustration. — Stock Photo
    Female anatomy with orange colored large intestine, digital illustration.
    Female silhouette with visible larynx, digital illustration. — Stock Photo
    Female silhouette with visible larynx, digital illustration.
    Dog silhouette with visible skeleton on white background, digital illustration. — Stock Photo
    Dog silhouette with visible skeleton on white background, digital illustration.
    Nerves of human neck, computer illustration. — Stock Photo
    Nerves of human neck, computer illustration.
    Woman in astronaut costume and helmet walking along road in countryside — Stock Photo
    Woman in astronaut costume and helmet walking along road in countryside
    Back pain of office worker sitting and working at desk, conceptual illustration. — Stock Photo
    Back pain of office worker sitting and working at desk, conceptual illustration.
    From above of blue medical capsules placed on yellow background — Stock Photo
    From above of blue medical capsules placed on yellow background
    Plasmodium ovale protozoan parasite and red blood cell in flow, computer illustration. — Stock Photo
    Plasmodium ovale protozoan parasite and red blood cell in flow, computer illustration.
    Illustration of silhouette of obese man with highlighted bladder tumor. — Stock Photo
    Illustration of silhouette of obese man with highlighted bladder tumor.
    PCR tubes with orange samples on black background. — Stock Photo
    PCR tubes with orange samples on black background.