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    Close-up of pipetting colorful liquids into test tubes. — Stock Photo
    Close-up of pipetting colorful liquids into test tubes.
    Variety of potential drugs in pharmaceutical vials and test tubes. — Stock Photo
    Variety of potential drugs in pharmaceutical vials and test tubes.
    Stethoscope on laptop keyboard — Stock Photo
    Stethoscope on laptop keyboard
    Unrecognizable male doctor in medical uniform and magnifying glasses performing rhinoplasty surgery for anonymous patient lying on couch in operating room — Stock Photo
    Unrecognizable male doctor in medical uniform and magnifying glasses performing rhinoplasty surgery for anonymous patient lying on couch in operating room
    Single test tube with blood sample. — Stock Photo
    Single test tube with blood sample.
    Senior woman sleeping with nasal cannula. — Stock Photo
    Senior woman sleeping with nasal cannula.
    Syringe dripping blood droplet into test tubes. — Stock Photo
    Syringe dripping blood droplet into test tubes.
    Blood sample in tube on blue background. — Stock Photo
    Blood sample in tube on blue background.
    Professional medical equipment — Stock Photo
    Professional medical equipment
    View of lovely boy with bunch of bright dandelions through paper tube on white background — Stock Photo
    View of lovely boy with bunch of bright dandelions through paper tube on white background
    Close-up view of doctor throwing away used test tube. — Stock Photo
    Close-up view of doctor throwing away used test tube.
    Scuba Diver In Gap — Stock Photo
    Scuba Diver In Gap
    Close-up of scientist experimenting a test tube — Stock Photo
    Close-up of scientist experimenting a test tube
    Doctor holding oxygen mask over male patient's mouth in intensive care unit — Stock Photo
    Doctor holding oxygen mask over male patient's mouth in intensive care unit
    Rack of test tubes with blood samples in laboratory. — Stock Photo
    Rack of test tubes with blood samples in laboratory.
    Scientist holding petri dish and swab. — Stock Photo
    Scientist holding petri dish and swab.
    Uterine cancer in female body, conceptual computer illustration. — Stock Photo
    Uterine cancer in female body, conceptual computer illustration.
    Scientist preparing sample in front of brain scans, neurology research concept. — Stock Photo
    Scientist preparing sample in front of brain scans, neurology research concept.
    Powerful foamy sea waves rolling and splashing over water surface against blue sky — Stock Photo
    Powerful foamy sea waves rolling and splashing over water surface against blue sky
    Microcentrifuge sample tubes in styrofoam rack on blue background. — Stock Photo
    Microcentrifuge sample tubes in styrofoam rack on blue background.
    Crop unrecognizable scientist with plant in plastic tube on green background in studio — Stock Photo
    Crop unrecognizable scientist with plant in plastic tube on green background in studio
    Glowing tube dwelling anemone located in dark black water of clean sea — Stock Photo
    Glowing tube dwelling anemone located in dark black water of clean sea
    Male scientist placing chemical tube glass bottle on a machine in laboratory — Stock Photo
    Male scientist placing chemical tube glass bottle on a machine in laboratory
    Man preparing a big glass traditional hookah in a night club — Stock Photo
    Man preparing a big glass traditional hookah in a night club
    Laboratory assistant holding medical samples in rack, mid section. — Stock Photo
    Laboratory assistant holding medical samples in rack, mid section.
    Racks of food samples in test tubes. — Stock Photo
    Racks of food samples in test tubes.
    Smoothie with cherries on wooden tray — Stock Photo
    Smoothie with cherries on wooden tray
    Smiling female chemistry teacher and students conducting scientific experiment in laboratory classroom — Stock Photo
    Smiling female chemistry teacher and students conducting scientific experiment in laboratory classroom
    Stack of metal pipes in the food factroy — Stock Photo
    Stack of metal pipes in the food factroy
    Toothbrush and green toothpaste, close-up. — Stock Photo
    Toothbrush and green toothpaste, close-up.
    Arm holding wedge of lemon amid segments of citrus fruits in milk bath — Stock Photo
    Arm holding wedge of lemon amid segments of citrus fruits in milk bath
    Paint tubes and a bowl. — Stock Photo
    Paint tubes and a bowl.
    Messy palette with stains of pigment and tubes placed near easel with abstract painting — Stock Photo
    Messy palette with stains of pigment and tubes placed near easel with abstract painting
    Laboratory technician analyzing chemical solution in blood bank — Stock Photo
    Laboratory technician analyzing chemical solution in blood bank
    Summer citric fresh cocktail — Stock Photo
    Summer citric fresh cocktail
    Jar of delicious refreshing drink with pear juice and fresh elderflower leaves on table — Stock Photo
    Jar of delicious refreshing drink with pear juice and fresh elderflower leaves on table
    Plastic sample containers in laboratory, close-up — Stock Photo
    Plastic sample containers in laboratory, close-up
    Human lip. Coloured scanning electron micrograph (SEM) of a human lip, showing sweat gland openings on the drier external lip surface. These openings (pores) release sweat onto the surface of the skin — Stock Photo
    Human lip. Coloured scanning electron micrograph (SEM) of a human lip, showing sweat gland openings on the drier external lip surface. These openings (pores) release sweat onto the surface of the skin
    Test tubes with urine samples for analysis on white background, studio shot. — Stock Photo
    Test tubes with urine samples for analysis on white background, studio shot.
    Still life of laboratory bench with microscope and various scientific equipment. — Stock Photo
    Still life of laboratory bench with microscope and various scientific equipment.
    Men and women having fun in pool — Stock Photo
    Men and women having fun in pool
    Laboratory assistant holding test tube, close-up. — Stock Photo
    Laboratory assistant holding test tube, close-up.
    Girl carries a green float in her arms by the pool — Stock Photo
    Girl carries a green float in her arms by the pool
    Scenic view of Lost Lake Lava Tube Drain, Oregon, America, USA — Stock Photo
    Scenic view of Lost Lake Lava Tube Drain, Oregon, America, USA
    Senior woman sleeping with nasal cannula and IV bag, close-up. — Stock Photo
    Senior woman sleeping with nasal cannula and IV bag, close-up.
    Lab chemist placing a sample slide on a microscope stage — Stock Photo
    Lab chemist placing a sample slide on a microscope stage
    Male laboratory assistant holding test tube rack. — Stock Photo
    Male laboratory assistant holding test tube rack.
    Woman applying moisturizer to cheek at bathroom mirror — Stock Photo
    Woman applying moisturizer to cheek at bathroom mirror
    Greece, Makedonia Thraki, Sarti, Frappe with glass of water on table — Stock Photo
    Greece, Makedonia Thraki, Sarti, Frappe with glass of water on table
    Close-up of pipetting sample into plastic micro-centrifuge tube rack. — Stock Photo
    Close-up of pipetting sample into plastic micro-centrifuge tube rack.
    Boys and girls, swimming and floating — Stock Photo
    Boys and girls, swimming and floating
    Teacher watching curious students playing with beakers at interactive exhibit in science center — Stock Photo
    Teacher watching curious students playing with beakers at interactive exhibit in science center
    Scientist pipetting sample into tube for analytical testing in laboratory. — Stock Photo
    Scientist pipetting sample into tube for analytical testing in laboratory.
    Single test tube with blood sample in rack. — Stock Photo
    Single test tube with blood sample in rack.
    Dog under anesthesia with tube in mouth lying on operating table during surgery in veterinary hospital — Stock Photo
    Dog under anesthesia with tube in mouth lying on operating table during surgery in veterinary hospital
    Easel and artist equipment laid on bag — Stock Photo
    Easel and artist equipment laid on bag
    Close-up of micropipette pipetting blood sample into microcentrifuge tubes. — Stock Photo
    Close-up of micropipette pipetting blood sample into microcentrifuge tubes.
    Smiling girl at playground — Stock Photo
    Smiling girl at playground
    Hand spilling red paint — Stock Photo
    Hand spilling red paint
    Anesthetist holding oxygen mask over patient mouth in operating room — Stock Photo
    Anesthetist holding oxygen mask over patient mouth in operating room