En
  • En English
  • De Deutsch
  • Fr Français
  • Sp Español
  • Ru Русский
  • It Italiano
  • Pt Português
  • Ua Українська
500 results

    OrientationOrientation
    PeoplePeople
    CategoryCategory
    ColorColor
    EditorialEditorial
    Safe SearchSafe Search
    Clear
    Hide
    Human blood cells — Stock Photo
    Human blood cells
    Couple using coin-operated binoculars on pier — Stock Photo
    Couple using coin-operated binoculars on pier
    Girl student using microscope in classroom — Stock Photo
    Girl student using microscope in classroom
    Conceptual illustration of piece of cake and magnification of bacteria of food-borne infection on white background. — Stock Photo
    Conceptual illustration of piece of cake and magnification of bacteria of food-borne infection on white background.
    Illustration of 4 cell stage egg on black background. — Stock Photo
    Illustration of 4 cell stage egg on black background.
    Illustration of blue cancer cell on blue background. — Stock Photo
    Illustration of blue cancer cell on blue background.
    Seminiferous tubules and lending cells — Stock Photo
    Seminiferous tubules and lending cells
    Closeup yellow flying wasp folding legs and looking at camera with big green eyes — Stock Photo
    Closeup yellow flying wasp folding legs and looking at camera with big green eyes
    Breast with lobular carcinoma — Stock Photo
    Breast with lobular carcinoma
    Illustration of human egg cell and sperm on blue background. — Stock Photo
    Illustration of human egg cell and sperm on blue background.
    Ginger boy using light microscope on green grass. — Stock Photo
    Ginger boy using light microscope on green grass.
    Coloured scanning electron micrograph (SEM) view of the top surface of the organ of Corti in the cochlea of the inner ear. — Stock Photo
    Coloured scanning electron micrograph (SEM) view of the top surface of the organ of Corti in the cochlea of the inner ear.
    Diatoms single-celled algae — Stock Photo
    Diatoms single-celled algae
    House dust mites — Stock Photo
    House dust mites
    Colored digital artwork of cancer cell. — Stock Photo
    Colored digital artwork of cancer cell.
    Mycobacterium smegmatis bacteria — Stock Photo
    Mycobacterium smegmatis bacteria
    Focused boy students using digital tablet and microscope, conducting scientific experiment in laboratory classroom — Stock Photo
    Focused boy students using digital tablet and microscope, conducting scientific experiment in laboratory classroom
    Medical illustration of endolymph in the membranous labyrinth of the inner ear — Stock Photo
    Medical illustration of endolymph in the membranous labyrinth of the inner ear
    Common house dust mite — Stock Photo
    Common house dust mite
    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.
    Closeup of magnified part of black and brown ant with legs — Stock Photo
    Closeup of magnified part of black and brown ant with legs
    Fibroblast cell, coloured scanning electron micrograph (SEM). — Stock Photo
    Fibroblast cell, coloured scanning electron micrograph (SEM).
    Male doctor examining young woman using magnification lamp. — Stock Photo
    Male doctor examining young woman using magnification lamp.
    Clostridium phytofermentans bacteria — Stock Photo
    Clostridium phytofermentans bacteria
    Italy, Cicada on tree — Stock Photo
    Italy, Cicada on tree
    Common house dust mite — Stock Photo
    Common house dust mite
    Veterinarian examining cat in veterinary surgery — Stock Photo
    Veterinarian examining cat in veterinary surgery
    Human blood cells — Stock Photo
    Human blood cells
    Ductal carcinoma of the breast — Stock Photo
    Ductal carcinoma of the breast
    Dense connective tissue, coloured scanning electron micrograph (SEM). — Stock Photo
    Dense connective tissue, coloured scanning electron micrograph (SEM).
    Illustration of transparent cancer cell on blue background. — Stock Photo
    Illustration of transparent cancer cell on blue background.
    Human embryonic stem cells, digital illustration. — Stock Photo
    Human embryonic stem cells, digital illustration.
    Transparent cells on white background, digital illustration. — Stock Photo
    Transparent cells on white background, digital illustration.
    Section through bone marrow — Stock Photo
    Section through bone marrow
    Silica wall of a diatom — Stock Photo
    Silica wall of a diatom
    Cat flea head — Stock Photo
    Cat flea head
    Arachnoidiscus sp. diatom algae — Stock Photo
    Arachnoidiscus sp. diatom algae
    Flu virus particle structure — Stock Photo
    Flu virus particle structure
    White blood cells — Stock Photo
    White blood cells
    Digital artwork of white blood cells attacking red illuminated cancer cell. — Stock Photo
    Digital artwork of white blood cells attacking red illuminated cancer cell.
    Shell of a radiolarian — Stock Photo
    Shell of a radiolarian
    Businessman looking at globe with magnifying glass — Stock Photo
    Businessman looking at globe with magnifying glass
    Illustration of human egg cell on blue background. — Stock Photo
    Illustration of human egg cell on blue background.
    Man lying in a meadow looking through binoculars, Switzerland — Stock Photo
    Man lying in a meadow looking through binoculars, Switzerland
    Colored digital artwork of cancer cell. — Stock Photo
    Colored digital artwork of cancer cell.
    Focused boy student reading textbook at microscope in laboratory classroom — Stock Photo
    Focused boy student reading textbook at microscope in laboratory classroom
    Osteosarcoma cancer cell — Stock Photo
    Osteosarcoma cancer cell
    Coloured scanning electron micrograph (SEM) of the shell of the foraminiferan Orbulina sp. — Stock Photo
    Coloured scanning electron micrograph (SEM) of the shell of the foraminiferan Orbulina sp.
    Human embryonic stem cells, digital illustration. — Stock Photo
    Human embryonic stem cells, digital illustration.
    Activated human macrophage — Stock Photo
    Activated human macrophage
    Transparent cells on grey background, digital illustration. — Stock Photo
    Transparent cells on grey background, digital illustration.
    Illustration of illuminated red human cancer cell. — Stock Photo
    Illustration of illuminated red human cancer cell.
    Digital artwork of white blood cells attacking red illuminated cancer cell. — Stock Photo
    Digital artwork of white blood cells attacking red illuminated cancer cell.
    Digital artwork showing inclusion composed of group of chlamydia reticulate bodies of Chlamydia trachomatis bacteria. — Stock Photo
    Digital artwork showing inclusion composed of group of chlamydia reticulate bodies of Chlamydia trachomatis bacteria.
    Colored digital illustration of green cancer cell. — Stock Photo
    Colored digital illustration of green cancer cell.
    Closeup of magnified part of black and brown ant with glossy head and legs — Stock Photo
    Closeup of magnified part of black and brown ant with glossy head and legs
    Laughing girl student at microscope in laboratory classroom — Stock Photo
    Laughing girl student at microscope in laboratory classroom
    Finger-like projections of the duodenum — Stock Photo
    Finger-like projections of the duodenum
    View of the city of barcelona — Stock Photo
    View of the city of barcelona
    Shell of a radiolarian — Stock Photo
    Shell of a radiolarian