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    Zebrafish young. Coloured scanning electron micrograph (SEM) of newly-hatched zebrafish (Danio rerio) young or fry. These fish are used to study embryonic development. The eyes (red) are seen in the heads. Zebrafish eggs are transparent — Stock Photo
    Zebrafish young. Coloured scanning electron micrograph (SEM) of newly-hatched zebrafish (Danio rerio) young or fry. These fish are used to study embryonic development. The eyes (red) are seen in the heads. Zebrafish eggs are transparent
    Female scientists working in laboratory. — Stock Photo
    Female scientists working in laboratory.
    Full body male astronaut in spacesuit browsing data on netbook while sitting on rock outside station with rocket shaped antennas — Stock Photo
    Full body male astronaut in spacesuit browsing data on netbook while sitting on rock outside station with rocket shaped antennas
    University students discussing reports in laboratory at college — Stock Photo
    University students discussing reports in laboratory at college
    Closeup view of scientist analyzing bacterial colonies — Stock Photo
    Closeup view of scientist analyzing bacterial colonies
    Close-up of female scientist using pipette in laboratory — Stock Photo
    Close-up of female scientist using pipette in laboratory
    Modern robotic machine in warehouse — Stock Photo
    Modern robotic machine in warehouse
    Side view of man with backpack studying at laptop and writing on a notepad sitting in park grass with crossed legs in sunny day — Stock Photo
    Side view of man with backpack studying at laptop and writing on a notepad sitting in park grass with crossed legs in sunny day
    Female scientist with digital tablet looking at plants in greenhouse — Stock Photo
    Female scientist with digital tablet looking at plants in greenhouse
    Robotics engineer working at desk in warehouse — Stock Photo
    Robotics engineer working at desk in warehouse
    Front view close up of a young Asian female student wearing a hijab holding a book and studying in a library — Stock Photo
    Front view close up of a young Asian female student wearing a hijab holding a book and studying in a library
    College students experimenting chemical in laboratory at university — Stock Photo
    College students experimenting chemical in laboratory at university
    Female scientist examining fluid in beaker, rear view — Stock Photo
    Female scientist examining fluid in beaker, rear view
    Front view close up of a young Asian female student wearing a turban resting on a pile of books and studying in a library — Stock Photo
    Front view close up of a young Asian female student wearing a turban resting on a pile of books and studying in a library
    Crop unrecognizable scientist with plant in plastic tube on yellow background in studio — Stock Photo
    Crop unrecognizable scientist with plant in plastic tube on yellow background in studio
    Instructor discussing fuel mixture controls for furnace in HVAC classroom while one student in wheelchair taking notes — Stock Photo
    Instructor discussing fuel mixture controls for furnace in HVAC classroom while one student in wheelchair taking notes
    Side view low section of female student using a tablet computer and studying in a library — Stock Photo
    Side view low section of female student using a tablet computer and studying in a library
    Female scientist posing in laboratory. — Stock Photo
    Female scientist posing in laboratory.
    Side view of a young Asian female student wearing a turban using a tablet computer and studying in a library — Stock Photo
    Side view of a young Asian female student wearing a turban using a tablet computer and studying in a library
    Front view close up of a young Asian female student wearing a hijab reading a book, using a laptop computer and studying in a library — Stock Photo
    Front view close up of a young Asian female student wearing a hijab reading a book, using a laptop computer and studying in a library
    Attentive university students doing a experiment in laboratory — Stock Photo
    Attentive university students doing a experiment in laboratory
    Student in wheelchair studying furnace electronic control system in HVAC classroom — Stock Photo
    Student in wheelchair studying furnace electronic control system in HVAC classroom
    Teenage boy experimenting on microscope in laboratory at university — Stock Photo
    Teenage boy experimenting on microscope in laboratory at university
    Female scientist examining plants in sunny greenhouse — Stock Photo
    Female scientist examining plants in sunny greenhouse
    Instructor demonstrating air conditioner recharging manifold with gauges in HVAC classroom student in wheelchair — Stock Photo
    Instructor demonstrating air conditioner recharging manifold with gauges in HVAC classroom student in wheelchair
    Student in wheelchair studying furnace electronic control system in HVAC classroom — Stock Photo
    Student in wheelchair studying furnace electronic control system in HVAC classroom
    Teenage boy experimenting molecule model in laboratory — Stock Photo
    Teenage boy experimenting molecule model in laboratory
    Team of scientist discussing on glass board in laboratory — Stock Photo
    Team of scientist discussing on glass board in laboratory
    Side view of concentrated man with backpack studying at laptop and writing on a notepad sitting in park grass with crossed legs in sunny day — Stock Photo
    Side view of concentrated man with backpack studying at laptop and writing on a notepad sitting in park grass with crossed legs in sunny day
    Concentrated man with backpack studying at laptop sitting in park grass with crossed legs in sunny day — Stock Photo
    Concentrated man with backpack studying at laptop sitting in park grass with crossed legs in sunny day
    3d illustration of unborn foetus in low polygon style consisting of lines and strokes on colored background. — Stock Photo
    3d illustration of unborn foetus in low polygon style consisting of lines and strokes on colored background.
    Pill in Petri dish on gray background. — Stock Photo
    Pill in Petri dish on gray background.
    Attentive female scientist experimenting in laboratory — Stock Photo
    Attentive female scientist experimenting in laboratory
    Portrait confident female scientist in clean suit studying coronavirus — Stock Photo
    Portrait confident female scientist in clean suit studying coronavirus
    Illustration of dividing human egg cell. — Stock Photo
    Illustration of dividing human egg cell.
    Instructor training students about air conditioning units in HVAC classroom — Stock Photo
    Instructor training students about air conditioning units in HVAC classroom
    Teenage girl experimenting on microscope in laboratory at university — Stock Photo
    Teenage girl experimenting on microscope in laboratory at university
    University students doing experiment on microscope in laboratory at college — Stock Photo
    University students doing experiment on microscope in laboratory at college
    Drug research and clinical testing — Stock Photo
    Drug research and clinical testing
    Student in wheelchair examining air conditioner high pressure line in HVAC classroom — Stock Photo
    Student in wheelchair examining air conditioner high pressure line in HVAC classroom
    Close-up of scientist experimenting a test tube — Stock Photo
    Close-up of scientist experimenting a test tube
    Front view of a young Asian female student wearing a hijab holding a book, using a laptop computer and studying in a library — Stock Photo
    Front view of a young Asian female student wearing a hijab holding a book, using a laptop computer and studying in a library
    Instructor discussing condenser coil on refrigeration unit with student in wheelchair — Stock Photo
    Instructor discussing condenser coil on refrigeration unit with student in wheelchair
    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
    Female scientist in clean suit researching coronavirus vaccine — Stock Photo
    Female scientist in clean suit researching coronavirus vaccine
    Robotic engineers operating robotic machine with remote control in warehouse — Stock Photo
    Robotic engineers operating robotic machine with remote control in warehouse
    Student in wheelchair examining fuel control valves on furnace in HVAC classroom — Stock Photo
    Student in wheelchair examining fuel control valves on furnace in HVAC classroom
    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
    Female scientist using magnifying glass in laboratory — Stock Photo
    Female scientist using magnifying glass in laboratory
    Side view of concentrated man with backpack studying at laptop and writing on a notepad sitting in park grass with crossed legs in sunny day — Stock Photo
    Side view of concentrated man with backpack studying at laptop and writing on a notepad sitting in park grass with crossed legs in sunny day
    Hands of scientist using pipette and petri dish — Stock Photo
    Hands of scientist using pipette and petri dish
    Drug research and clinical testing — Stock Photo
    Drug research and clinical testing
    Side view close up of a young Asian female student wearing a hijab using a tablet computer and studying in a library — Stock Photo
    Side view close up of a young Asian female student wearing a hijab using a tablet computer and studying in a library
    Attentive university students doing a experiment in laboratory — Stock Photo
    Attentive university students doing a experiment in laboratory
    Close-up of scientist hand holding PCR multiwell plate. — Stock Photo
    Close-up of scientist hand holding PCR multiwell plate.
    University students doing experiment on microscope in laboratory at college — Stock Photo
    University students doing experiment on microscope in laboratory at college
    High angle view of robotics engineers assembling circuit board at desk — Stock Photo
    High angle view of robotics engineers assembling circuit board at desk
    Student in wheelchair studying natural gas injector system on furnace with his classmate in HVAC classroom — Stock Photo
    Student in wheelchair studying natural gas injector system on furnace with his classmate in HVAC classroom
    Front view of a young Asian female student wearing a turban using a tablet computer and studying in a library — Stock Photo
    Front view of a young Asian female student wearing a turban using a tablet computer and studying in a library
    Side view of concentrated man with backpack studying at laptop sitting in park grass with crossed legs in sunny day — Stock Photo
    Side view of concentrated man with backpack studying at laptop sitting in park grass with crossed legs in sunny day