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    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
    Female teacher and students watching scientific experiment chemical reaction in laboratory classroom — Stock Photo
    Female teacher and students watching scientific experiment chemical reaction in laboratory classroom
    Girl students using microscope, conducting scientific experiment in laboratory classroom — Stock Photo
    Girl students using microscope, conducting scientific experiment in laboratory classroom
    Boy building clay volcano at homeschool — Stock Photo
    Boy building clay volcano at homeschool
    Junior high boy students using computer in computer lab — Stock Photo
    Junior high boy students using computer in computer lab
    Crop anonymous person touching plant twig with frost on thin leaves on blurred background — Stock Photo
    Crop anonymous person touching plant twig with frost on thin leaves on blurred background
    Pensive, curious girl student examining molecular structure — Stock Photo
    Pensive, curious girl student examining molecular structure
    Portrait confident, serious male science teacher standing behind molecular structure in classroom — Stock Photo
    Portrait confident, serious male science teacher standing behind molecular structure in classroom
    Flower of sea holly plant on white background. — Stock Photo
    Flower of sea holly plant on white background.
    Close up scientist holding specimen tray — Stock Photo
    Close up scientist holding specimen tray
    Junior high students using computers in computer lab — Stock Photo
    Junior high students using computers in computer lab
    Close-up of Butterfly sitting on a plant stem — Stock Photo
    Close-up of Butterfly sitting on a plant stem
    Back view of female with wavy hair raising hands while standing near cane with green foliage — Stock Photo
    Back view of female with wavy hair raising hands while standing near cane with green foliage
    Water pouring into glassware with inscription i miss you placed near skein of thread and blooming carnation — Stock Photo
    Water pouring into glassware with inscription i miss you placed near skein of thread and blooming carnation
    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.
    Woman holding secateurs and cutting flower stems — Stock Photo
    Woman holding secateurs and cutting flower stems
    Teenage girl touching flowers in field — Stock Photo
    Teenage girl touching flowers in field
    Young sensual female in black clothes with blossoming flower looking at camera — Stock Photo
    Young sensual female in black clothes with blossoming flower looking at camera
    Woody stem section. Coloured scanning electron micrograph (SEM) of a transverse section through the stem of a woody plant. The majority of tissue seen here is secondary xylem (dark brown) — Stock Photo
    Woody stem section. Coloured scanning electron micrograph (SEM) of a transverse section through the stem of a woody plant. The majority of tissue seen here is secondary xylem (dark brown)
    Abstract background of growing green cactus covered with even rows of sharp prickles — Stock Photo
    Abstract background of growing green cactus covered with even rows of sharp prickles
    Portrait smiling, confident girl student programming at computer in classroom — Stock Photo
    Portrait smiling, confident girl student programming at computer in classroom
    Woman standing in a garden holding a dahlia flower, Serbia — Stock Photo
    Woman standing in a garden holding a dahlia flower, Serbia
    Attentive woman checking plant — Stock Photo
    Attentive woman checking plant
    Close-up branch with small green leaves in the forest. — Stock Photo
    Close-up branch with small green leaves in the forest.
    Cropped image of woman studying pot with beautiful red chrysanthemum flowers in greenhouse — Stock Photo
    Cropped image of woman studying pot with beautiful red chrysanthemum flowers in greenhouse
    Purple blueberry smoothies in stemmed glassed — Stock Photo
    Purple blueberry smoothies in stemmed glassed
    Male teacher helping girl student using microscope, conducting scientific experiment in laboratory classroom — Stock Photo
    Male teacher helping girl student using microscope, conducting scientific experiment in laboratory classroom
    Redcurrants with stem on tissue — Stock Photo
    Redcurrants with stem on tissue
    Easter table setting with bowls of Easter eggs and eucalyptus stems — Stock Photo
    Easter table setting with bowls of Easter eggs and eucalyptus stems
    Section through a grape stem — Stock Photo
    Section through a grape stem
    Embryonic stem cells, illustration. — Stock Photo
    Embryonic stem cells, illustration.
    Young sensual female in black clothes with blossoming flower looking at camera — Stock Photo
    Young sensual female in black clothes with blossoming flower looking at camera
    Row of green and ripe cherry tomatoes showing ripening stage on white gauze — Stock Photo
    Row of green and ripe cherry tomatoes showing ripening stage on white gauze
    Dense evergreen forest with covered by moss tall redwoods in Big Basin Redwoods State Park in USA — Stock Photo
    Dense evergreen forest with covered by moss tall redwoods in Big Basin Redwoods State Park in USA
    Smiling male science teacher helping girl students conducting scientific experiment at microscope in laboratory — Stock Photo
    Smiling male science teacher helping girl students conducting scientific experiment at microscope in laboratory
    Cropped image of female florist trimming flower stems at her flower shop — Stock Photo
    Cropped image of female florist trimming flower stems at her flower shop
    Brain spinal cord anatomy — Stock Photo
    Brain spinal cord anatomy
    Delicate strawflowers with orange and yellow petals on black background in dark studio — Stock Photo
    Delicate strawflowers with orange and yellow petals on black background in dark studio
    From above shot of beautiful green fern bush with lush foliage growing in forest of Bizkaia — Stock Photo
    From above shot of beautiful green fern bush with lush foliage growing in forest of Bizkaia
    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
    Chicory stem with leaves — Stock Photo
    Chicory stem with leaves
    Computer programmers programming virtual reality simulator glasses in office — Stock Photo
    Computer programmers programming virtual reality simulator glasses in office
    Easter table setting with Easter eggs in a bird's nest and eucalyptus stems — Stock Photo
    Easter table setting with Easter eggs in a bird's nest and eucalyptus stems
    Student demonstrating air conditioner recharging manifold with gauges in HVAC classroom — Stock Photo
    Student demonstrating air conditioner recharging manifold with gauges in HVAC classroom
    Stem cell cultures on weighed in laboratory. — Stock Photo
    Stem cell cultures on weighed in laboratory.
    Glass of alcoholic drink and ice on white background with purple lily petal — Stock Photo
    Glass of alcoholic drink and ice on white background with purple lily petal
    Close-up of bee fly hanging on wildflower stem. — Stock Photo
    Close-up of bee fly hanging on wildflower stem.
    Vase with fresh green foliage placed on wooden table in terrace in sunlight — Stock Photo
    Vase with fresh green foliage placed on wooden table in terrace in sunlight
    Branches in a vase with a candle on a sideboard table — Stock Photo
    Branches in a vase with a candle on a sideboard table
    Young charming woman between flowers — Stock Photo
    Young charming woman between flowers
    Spiny plant stem in glass bottle — Stock Photo
    Spiny plant stem in glass bottle
    Cropped image of bunch of green garlic — Stock Photo
    Cropped image of bunch of green garlic
    Rig Worker On Platform — Stock Photo
    Rig Worker On Platform
    Full frame shot of backlit green palm leaf — Stock Photo
    Full frame shot of backlit green palm leaf
    Students examining liquids in test tube rack, conducting scientific experiment in laboratory classroom — Stock Photo
    Students examining liquids in test tube rack, conducting scientific experiment in laboratory classroom
    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
    Man carrying glasses of wine in tray — Stock Photo
    Man carrying glasses of wine in tray
    Female florist pruning stem of flower with pruning shears in garden centre — Stock Photo
    Female florist pruning stem of flower with pruning shears in garden centre
    Blood orange and Aperol granita — Stock Photo
    Blood orange and Aperol granita
    Close-up view of flower against blurred background — Stock Photo
    Close-up view of flower against blurred background