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    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)
    Human blood cells — Stock Photo
    Human blood cells
    Laptop repairing machine in an electronic service centre — Stock Photo
    Laptop repairing machine in an electronic service centre
    Plaque-forming bacteria — Stock Photo
    Plaque-forming bacteria
    Enterococcus coccoid bacteria, colored scanning electron micrograph. — Stock Photo
    Enterococcus coccoid bacteria, colored scanning electron micrograph.
    Businesswoman using digital tablet on sofa at home — Stock Photo
    Businesswoman using digital tablet on sofa at home
    Female mechanic using electronic diagnostic device in repair garage — Stock Photo
    Female mechanic using electronic diagnostic device in repair garage
    Coloured scanning electron micrograph (SEM) of the shell (test) of a Globigerina sp. planktonic foraminiferan. — Stock Photo
    Coloured scanning electron micrograph (SEM) of the shell (test) of a Globigerina sp. planktonic foraminiferan.
    Pregnant couple laying using digital tablet in living room — Stock Photo
    Pregnant couple laying using digital tablet in living room
    Coloured scanning electron micrograph (SEM) of a freeze-fractured water lily stem showing numerous vascular bundles (grey) and large intercellular air spaces (holes). — Stock Photo
    Coloured scanning electron micrograph (SEM) of a freeze-fractured water lily stem showing numerous vascular bundles (grey) and large intercellular air spaces (holes).
    Chlamydia bacteria, illustration — Stock Photo
    Chlamydia bacteria, illustration
    Colored scanning electron micrograph of starch grains in seed of legume. — Stock Photo
    Colored scanning electron micrograph of starch grains in seed of legume.
    Coloured scanning electron micrograph of bacteria cultured from mobile phone. — Stock Photo
    Coloured scanning electron micrograph of bacteria cultured from mobile phone.
    Cropped shot of Man using laptop computer — Stock Photo
    Cropped shot of Man using laptop computer
    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
    College students studying with coffee, laptop and digital tablet — Stock Photo
    College students studying with coffee, laptop and digital tablet
    Businesswoman with digital tablet at office — Stock Photo
    Businesswoman with digital tablet at office
    Architect's model of a house. — Stock Photo
    Architect's model of a house.
    Scanning electron micrograph of bacterial culture from sputum. — Stock Photo
    Scanning electron micrograph of bacterial culture from sputum.
    Young girl exploring Gardens by the Bay with an electronic Binoculars — Stock Photo
    Young girl exploring Gardens by the Bay with an electronic Binoculars
    Dust mite parasite, microscopic digital illustration. — Stock Photo
    Dust mite parasite, microscopic digital illustration.
    Sapphire, SEM — Stock Photo
    Sapphire, SEM
    Staphylococcus aureus coccoid bacteria, colored scanning electron micrograph. — Stock Photo
    Staphylococcus aureus coccoid bacteria, colored scanning electron micrograph.
    Micrograph of tendon fibres — Stock Photo
    Micrograph of tendon fibres
    Senior man using digital tablet — Stock Photo
    Senior man using digital tablet
    Couple paying bills at digital tablet at dining room table — Stock Photo
    Couple paying bills at digital tablet at dining room table
    Smiling businessman using digital tablet at sidewalk cafe — Stock Photo
    Smiling businessman using digital tablet at sidewalk cafe
    Businessmen drinking coffee using digital tablet at urban sidewalk cafe — Stock Photo
    Businessmen drinking coffee using digital tablet at urban sidewalk cafe
    Primula pollen grain — Stock Photo
    Primula pollen grain
    Carcinoma cell, coloured transmission electron micrograph (TEM). — Stock Photo
    Carcinoma cell, coloured transmission electron micrograph (TEM).
    Colored scanning electron micrograph of cancer cells from human colon. — Stock Photo
    Colored scanning electron micrograph of cancer cells from human colon.
    Dust mite parasite, microscopic digital illustration. — Stock Photo
    Dust mite parasite, microscopic digital illustration.
    Coloured scanning electron micrograph (SEM) of a foraminiferan microfossil from maldives beach sand. — Stock Photo
    Coloured scanning electron micrograph (SEM) of a foraminiferan microfossil from maldives beach sand.
    Coloured scanning electron micrograph (SEM) of hooks from a hooks and loops fastener, a two-sheet material used to fasten clothes and other fabrics. — Stock Photo
    Coloured scanning electron micrograph (SEM) of hooks from a hooks and loops fastener, a two-sheet material used to fasten clothes and other fabrics.
    Colored digital illustration of parasitic dust mites. — Stock Photo
    Colored digital illustration of parasitic dust mites.
    Colored scanning electron micrograph of variety of yeast species growing in larval tunnel of codling moth Cydia pomonella in mature apple. — Stock Photo
    Colored scanning electron micrograph of variety of yeast species growing in larval tunnel of codling moth Cydia pomonella in mature apple.
    Chinese couple shopping in electronics store — Stock Photo
    Chinese couple shopping in electronics store
    Couple relaxing on lounge chairs at poolside — Stock Photo
    Couple relaxing on lounge chairs at poolside
    Focused man paying bills at digital tablet — Stock Photo
    Focused man paying bills at digital tablet
    High angle view of multi ethnic business people interacting with each other and looking at the computer screen in office — Stock Photo
    High angle view of multi ethnic business people interacting with each other and looking at the computer screen in office
    Friends using digital tablet on blanket — Stock Photo
    Friends using digital tablet on blanket
    Grandparents at dining table with grandchildren doing homework — Stock Photo
    Grandparents at dining table with grandchildren doing homework
    Colored scanning electron micrograph of osteoblast osteocyte bone cell. — Stock Photo
    Colored scanning electron micrograph of osteoblast osteocyte bone cell.
    Components of house dust — Stock Photo
    Components of house dust
    Freshwater single diatom — Stock Photo
    Freshwater single diatom
    Colored digital illustration of parasitic dust mites. — Stock Photo
    Colored digital illustration of parasitic dust mites.
    Surface of a fallopian tube — Stock Photo
    Surface of a fallopian tube
    Campylobacter jejuni bacteria — Stock Photo
    Campylobacter jejuni bacteria
    Male electrician student practicing in workshop — Stock Photo
    Male electrician student practicing in workshop
    Young woman in wheelchair using laptop at dining table — Stock Photo
    Young woman in wheelchair using laptop at dining table
    Interior of an electronic service centre — Stock Photo
    Interior of an electronic service centre
    Dental plaque scanning electron micrograph — Stock Photo
    Dental plaque scanning electron micrograph
    Parasitic dust mite on white background, digital illustration. — Stock Photo
    Parasitic dust mite on white background, digital illustration.
    Colored scanning electron micrograph of lymphoma cell showing early apoptotic change. — Stock Photo
    Colored scanning electron micrograph of lymphoma cell showing early apoptotic change.
    Coloured scanning electron micrograph of dividing Schizosaccharomyces pombe yeast cells. — Stock Photo
    Coloured scanning electron micrograph of dividing Schizosaccharomyces pombe yeast cells.
    Casual businesswoman with headphones using digital tablet in office — Stock Photo
    Casual businesswoman with headphones using digital tablet in office
    Business people meeting in cafe using digital tablet — Stock Photo
    Business people meeting in cafe using digital tablet
    Coloured scanning electron micrograph (SEM) Pet dander. dog hair, cat hair and dead skin. — Stock Photo
    Coloured scanning electron micrograph (SEM) Pet dander. dog hair, cat hair and dead skin.
    Smiling man using digital tablet in bed — Stock Photo
    Smiling man using digital tablet in bed
    Senior caucasian woman using digital tablet on sofa — Stock Photo
    Senior caucasian woman using digital tablet on sofa