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    Scientists viewing sample on glass slide under light microscope. — Stock Photo
    Scientists viewing sample on glass slide under light microscope.
    Hands of female researcher using micropipette and tubes. — Stock Photo
    Hands of female researcher using micropipette and tubes.
    Maize root. Light micrograph (LM) of section through root of maize plant (Zea mays) showing typical monocot arrangement of vascular bundles. central vascular cylinder is comprised of central cluster of parenchyma cells — Stock Photo
    Maize root. Light micrograph (LM) of section through root of maize plant (Zea mays) showing typical monocot arrangement of vascular bundles. central vascular cylinder is comprised of central cluster of parenchyma cells
    Section through a lily stem — Stock Photo
    Section through a lily stem
    Laboratory worker pipetting liquid into microcentrifuge tube. — Stock Photo
    Laboratory worker pipetting liquid into microcentrifuge tube.
    Laboratory worker pipetting liquid into microcentrifuge tube. — Stock Photo
    Laboratory worker pipetting liquid into microcentrifuge tube.
    Portrait confident female engineer working at computer in office — Stock Photo
    Portrait confident female engineer working at computer in office
    Technician checking stem cell cultures in bioengineering laboratory. — Stock Photo
    Technician checking stem cell cultures in bioengineering laboratory.
    Europe, Mediterranean sea, ddolphin swimmins in front of the stem off the boat — Stock Photo
    Europe, Mediterranean sea, ddolphin swimmins in front of the stem off the boat
    Woman with secateurs working in garden — Stock Photo
    Woman with secateurs working in garden
    Close-up of caterpillar cocoon attached to thin stem. — Stock Photo
    Close-up of caterpillar cocoon attached to thin stem.
    Section through a peanut stem — Stock Photo
    Section through a peanut stem
    Computer programmers programming virtual reality simulator glasses in open plan office — Stock Photo
    Computer programmers programming virtual reality simulator glasses in open plan office
    Smiling female science teacher leading lesson at projection screen in classroom — Stock Photo
    Smiling female science teacher leading lesson at projection screen in classroom
    Campopleginae pupa covered by dew drops on stem. — Stock Photo
    Campopleginae pupa covered by dew drops on stem.
    Pumpkins for sale at a market outdoors — Stock Photo
    Pumpkins for sale at a market outdoors
    Full body of cheerful female carrying wicker basket between blooming trees in garden looking away — Stock Photo
    Full body of cheerful female carrying wicker basket between blooming trees in garden looking away
    Cold orange juice — Stock Photo
    Cold orange juice
    Adult female traveler with lush green plant leaf looking away during trip in woods — Stock Photo
    Adult female traveler with lush green plant leaf looking away during trip in woods
    Top view of blossoming lush bud of white lilies eustoma at daylight — Stock Photo
    Top view of blossoming lush bud of white lilies eustoma at daylight
    Orange Juice Pouring — Stock Photo
    Orange Juice Pouring
    Top view of heap of raw asparagus stalks with uneven surface and wavy edges — Stock Photo
    Top view of heap of raw asparagus stalks with uneven surface and wavy edges
    Hedge nettle leaves (Stachys sp.), X-ray. — Stock Photo
    Hedge nettle leaves (Stachys sp.), X-ray.
    Junior high students and teacher using computers in computer lab — Stock Photo
    Junior high students and teacher using computers in computer lab
    Elm stem. Light micrograph (LM) of cross-section through woody stem of elm (Ulmus procera) tree. — Stock Photo
    Elm stem. Light micrograph (LM) of cross-section through woody stem of elm (Ulmus procera) tree.
    Chocolate macarons in a long-stemmed glass — Stock Photo
    Chocolate macarons in a long-stemmed glass
    Close-up view of flower against blurred background — Stock Photo
    Close-up view of flower against blurred background
    Bouquet of fresh flowers including roses and white lilies eustoma and aster in glass vase at sunshine — Stock Photo
    Bouquet of fresh flowers including roses and white lilies eustoma and aster in glass vase at sunshine
    Small branch on tree — Stock Photo
    Small branch on tree
    Human embryonic stem cells, digital illustration. — Stock Photo
    Human embryonic stem cells, digital illustration.
    Close-up of female florist arranging flowers in a bottle at her flower shop — Stock Photo
    Close-up of female florist arranging flowers in a bottle at her flower shop
    Ivy stem climbing up tree trunk at autumn forest — Stock Photo
    Ivy stem climbing up tree trunk at autumn forest
    Focused boy student assembling electronics in classroom — Stock Photo
    Focused boy student assembling electronics in classroom
    Unripe and ripe cherry tomatoes growing on twig of plant in agricultural farm in rural area — Stock Photo
    Unripe and ripe cherry tomatoes growing on twig of plant in agricultural farm in rural area
    Sincere child in gardening apron with watering pot and looking away against Alocasia in balcony while watering — Stock Photo
    Sincere child in gardening apron with watering pot and looking away against Alocasia in balcony while watering
    Delicate white blossoming lisianthus flower on green stem for room decor at sunlight — Stock Photo
    Delicate white blossoming lisianthus flower on green stem for room decor at sunlight
    Female computer programmer using digital tablet in office — Stock Photo
    Female computer programmer using digital tablet in office
    Girl students using microscope, conducting scientific experiment in laboratory classroom — Stock Photo
    Girl students using microscope, conducting scientific experiment in laboratory classroom
    Fresh fruit and vegetables on a wooden table — Stock Photo
    Fresh fruit and vegetables on a wooden table
    Lighting Halloween pumpkin in dark forest — Stock Photo
    Lighting Halloween pumpkin in dark forest
    Bright place with aloe haworthioides plant with green and red leaves and thorns — Stock Photo
    Bright place with aloe haworthioides plant with green and red leaves and thorns
    Ice Cream Sundae with Berry Sauce — Stock Photo
    Ice Cream Sundae with Berry Sauce
    Attentive woman checking plant — Stock Photo
    Attentive woman checking plant
    Cute brother and sister with dog in garden — Stock Photo
    Cute brother and sister with dog in garden
    Close-up of a praying mantis and a dew droplet on a plant, Indonesia — Stock Photo
    Close-up of a praying mantis and a dew droplet on a plant, Indonesia
    Designers working in open plan office — Stock Photo
    Designers working in open plan office
    Closeup view of orange Nasturtium flower on white surface — Stock Photo
    Closeup view of orange Nasturtium flower on white surface
    Anatomy of human brain on white background — Stock Photo
    Anatomy of human brain on white background
    Close-up of a bug on a plant, Indonesia — Stock Photo
    Close-up of a bug on a plant, Indonesia
    Building a volcano at homeschool — Stock Photo
    Building a volcano at homeschool
    Colored scanning electron micrograph of human mesenchymal stem cell. — Stock Photo
    Colored scanning electron micrograph of human mesenchymal stem cell.
    Beautiful blooming yellow wildflowers and sunset — Stock Photo
    Beautiful blooming yellow wildflowers and sunset
    Person strolling on dry meadow against misty trees in nature in winter day — Stock Photo
    Person strolling on dry meadow against misty trees in nature in winter day
    Focused boy student programming at computer in dark classroom — Stock Photo
    Focused boy student programming at computer in dark classroom
    Close up of green peas — Stock Photo
    Close up of green peas
    Tomato plants growing in a polytunnel. — Stock Photo
    Tomato plants growing in a polytunnel.
    From above of whole ripe cherry tomatoes on fresh rosemary sprigs with pleasant scent on wooden plate — Stock Photo
    From above of whole ripe cherry tomatoes on fresh rosemary sprigs with pleasant scent on wooden plate
    Female teacher and girl student programming robotics at laptop in classroom — Stock Photo
    Female teacher and girl student programming robotics at laptop in classroom
    Professor discussing sensors and thermostats with students in an HVAC classroom — Stock Photo
    Professor discussing sensors and thermostats with students in an HVAC classroom
    Closeup view of yellow pear in a green box with stem and leaves — Stock Photo
    Closeup view of yellow pear in a green box with stem and leaves