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    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
    Close-up of hands of female scientist working in laboratory with pipette and flask. — Stock Photo
    Close-up of hands of female scientist working in laboratory with pipette and flask.
    Scientists viewing sample on glass slide under light microscope. — Stock Photo
    Scientists viewing sample on glass slide under light microscope.
    Lime tree stem — Stock Photo
    Lime tree stem
    Scientists viewing sample on glass slide under light microscope. — Stock Photo
    Scientists viewing sample on glass slide under light microscope.
    Scientist viewing sample on glass slide before light microscope. — Stock Photo
    Scientist viewing sample on glass slide before light microscope.
    Digital illustration of human cells on blue background. — Stock Photo
    Digital illustration of human cells on blue background.
    Curious, focused boy examining computer chip in classroom — Stock Photo
    Curious, focused boy examining computer chip in classroom
    Head on view of little boy looking at bug under microscope — Stock Photo
    Head on view of little boy looking at bug under microscope
    Lavandula, X-ray, radiology scan — Stock Photo
    Lavandula, X-ray, radiology scan
    Bouquet of fresh flowers including white lilies eustoma and aster in glass vase at sunshine — Stock Photo
    Bouquet of fresh flowers including white lilies eustoma and aster in glass vase at sunshine
    Biotechnology or biotech, concept of creation, division and cellular development. High organic technology with productive purposes — Stock Photo
    Biotechnology or biotech, concept of creation, division and cellular development. High organic technology with productive purposes
    Pink cherry blossom, scissors, paper and string — Stock Photo
    Pink cherry blossom, scissors, paper and string
    Top view of plants in glass flasks placed on yellow background with various leaves — Stock Photo
    Top view of plants in glass flasks placed on yellow background with various leaves
    Green and red haworthia plant with leaves and white dots in dark place — Stock Photo
    Green and red haworthia plant with leaves and white dots in dark place
    Close-up of bee fly hanging on wildflower stem. — Stock Photo
    Close-up of bee fly hanging on wildflower stem.
    Top view of fresh green salad with herbs and vegetables on wooden background, flat lay — Stock Photo
    Top view of fresh green salad with herbs and vegetables on wooden background, flat lay
    Plant with thin stem and tiny pure water drops on curved leaf growing in woods on blurred background — Stock Photo
    Plant with thin stem and tiny pure water drops on curved leaf growing in woods on blurred background
    Overhead view of a rustic place setting with eucalyptus stems — Stock Photo
    Overhead view of a rustic place setting with eucalyptus stems
    Boy student programming at computer in dark classroom — Stock Photo
    Boy student programming at computer in dark classroom
    Female engineer with headphones using computer in office — Stock Photo
    Female engineer with headphones using computer in office
    Young pine tree stem — Stock Photo
    Young pine tree 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
    Junior high teacher helping students using computers in computer lab — Stock Photo
    Junior high teacher helping students using computers in computer lab
    Computer programmers and designers working in open plan office — Stock Photo
    Computer programmers and designers working in open plan office
    Green and red haworthia plant with leaves and white dots in dark place — Stock Photo
    Green and red haworthia plant with leaves and white dots in dark place
    From above of fresh raw leeks with green stems placed on black surface — Stock Photo
    From above of fresh raw leeks with green stems placed on black surface
    Iceland, Sudurnes, Port of Reykjanesbaer. Fishing vessels in the hold dries. — Stock Photo
    Iceland, Sudurnes, Port of Reykjanesbaer. Fishing vessels in the hold dries.
    Fresh Fruit Salad — Stock Photo
    Fresh Fruit Salad
    Young Asian woman cutting rose stem with secateurs — Stock Photo
    Young Asian woman cutting rose stem with secateurs
    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
    Student in wheelchair examining furnace ignitor in HVAC classroom — Stock Photo
    Student in wheelchair examining furnace ignitor in HVAC classroom
    Top view of green spinach foliage with veins and stems in bowl on white surface — Stock Photo
    Top view of green spinach foliage with veins and stems in bowl on white surface
    Dead tree in Big Sur — Stock Photo
    Dead tree in Big Sur
    Designers brainstorming in conference room meeting — Stock Photo
    Designers brainstorming in conference room meeting
    Black and white closeup of dried plant sprigs with wavy stems on transparent aqua drips on blurred background — Stock Photo
    Black and white closeup of dried plant sprigs with wavy stems on transparent aqua drips on blurred background
    Woman standing in a garden holding a dahlia flower, Serbia — Stock Photo
    Woman standing in a garden holding a dahlia flower, Serbia
    Top view of various types of succulent plants placed in pots on wooden table in light place — Stock Photo
    Top view of various types of succulent plants placed in pots on wooden table in light place
    Female researcher using light microscope for examining stem cells in culture jar. — Stock Photo
    Female researcher using light microscope for examining stem cells in culture jar.
    Close up scientist in rubber gloves using pipette to fill tray — Stock Photo
    Close up scientist in rubber gloves using pipette to fill tray
    Stem cells dividing in bone marrow, digital illustration. — Stock Photo
    Stem cells dividing in bone marrow, digital illustration.
    Tent caterpillar on green plant stem, close-up — Stock Photo
    Tent caterpillar on green plant stem, close-up
    Colored human embryonic stem cells, digital illustration. — Stock Photo
    Colored human embryonic stem cells, digital illustration.
    Female teacher and curious girl students examining molecular structure in laboratory classroom — Stock Photo
    Female teacher and curious girl students examining molecular structure in laboratory classroom
    Fresh carrots on a wooden chopping board — Stock Photo
    Fresh carrots on a wooden chopping board
    Closeup view of green ice plant on white surface — Stock Photo
    Closeup view of green ice plant on white surface
    Cerebellum and corpus callosum — Stock Photo
    Cerebellum and corpus callosum
    Anonymous female holding grass spikes in hand reflected in mirror against blue sky in nature with stony background — Stock Photo
    Anonymous female holding grass spikes in hand reflected in mirror against blue sky in nature with stony background
    Close-up of ox-eyed daisy flower — Stock Photo
    Close-up of ox-eyed daisy flower
    Curious girl student examining molecular structure — Stock Photo
    Curious girl student examining molecular structure
    Crop male hand holding bunch of garlic over table — Stock Photo
    Crop male hand holding bunch of garlic over table
    Close-up of hymenopteran insect hanging on plant stem. — Stock Photo
    Close-up of hymenopteran insect hanging on plant stem.
    Close up of blossom flowers in garden centre — Stock Photo
    Close up of blossom flowers in garden centre
    Girl looking at bug under microscope at kitchen table — Stock Photo
    Girl looking at bug under microscope at kitchen table
    Brain spinal cord anatomy — Stock Photo
    Brain spinal cord anatomy
    Crop view of male in orange shirt holding dark elegant stem glass with white Nordic beverage sprinkled with powder and dried flowers on blurred background — Stock Photo
    Crop view of male in orange shirt holding dark elegant stem glass with white Nordic beverage sprinkled with powder and dried flowers on blurred background
    Blonde Girl at Kitchen Table Does School Work on Tablet Computer — Stock Photo
    Blonde Girl at Kitchen Table Does School Work on Tablet Computer
    Whole ripe green apple with foliage and pure small aqua drips on black background — Stock Photo
    Whole ripe green apple with foliage and pure small aqua drips on black background
    Top view of raw cut Boletus edulis mushrooms on rustic wooden chopping board during cooking process — Stock Photo
    Top view of raw cut Boletus edulis mushrooms on rustic wooden chopping board during cooking process
    Seedlings of parsley in small boxes with soil and inscription in countryside on sunny day — Stock Photo
    Seedlings of parsley in small boxes with soil and inscription in countryside on sunny day