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
    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
    Male jeweler using headband magnifier making jewelry in workshop — Stock Photo
    Male jeweler using headband magnifier making jewelry in workshop
    Structure of trachea, light micrograph. — Stock Photo
    Structure of trachea, light micrograph.
    Boy student using microscope, conducting scientific experiment in laboratory classroom — Stock Photo
    Boy student using microscope, conducting scientific experiment in laboratory 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.
    Male sex cell — Stock Photo
    Male sex cell
    Colored digital artwork of cancer cell. — Stock Photo
    Colored digital artwork of cancer cell.
    Closeup of magnified part of black and brown ant with glossy head — Stock Photo
    Closeup of magnified part of black and brown ant with glossy head
    Fibroblast cell, coloured scanning electron micrograph (SEM). — Stock Photo
    Fibroblast cell, coloured scanning electron micrograph (SEM).
    Illustration of illuminated cancer cells on black background. — Stock Photo
    Illustration of illuminated cancer cells on black background.
    Closeup of magnified part of black and brown ant with glossy belly and legs — Stock Photo
    Closeup of magnified part of black and brown ant with glossy belly and legs
    Closeup of magnified part of black and brown ant with legs — Stock Photo
    Closeup of magnified part of black and brown ant with legs
    Illustration of illuminated red human cancer cells. — Stock Photo
    Illustration of illuminated red human cancer cells.
    Smiling female science teacher and girl student reading textbook at microscope in laboratory classroom — Stock Photo
    Smiling female science teacher and girl student reading textbook at microscope in laboratory classroom
    Diatoms single-celled algae — Stock Photo
    Diatoms single-celled algae
    Common house dust mite — Stock Photo
    Common house dust mite
    Colored digital artwork of cancer cell. — Stock Photo
    Colored digital artwork of cancer cell.
    Testicular cancer or teratoma — Stock Photo
    Testicular cancer or teratoma
    Arachnoidiscus sp. diatom algae — Stock Photo
    Arachnoidiscus sp. diatom algae
    Secondary follicles in an ovary — Stock Photo
    Secondary follicles in an ovary
    Eupodiscus sculptus diatom — Stock Photo
    Eupodiscus sculptus diatom
    Lymphoma cancer cell — Stock Photo
    Lymphoma cancer cell
    Colored digital illustration of cancer cell. — Stock Photo
    Colored digital illustration of cancer cell.
    Girl students using microscope, conducting scientific experiment in laboratory classroom — Stock Photo
    Girl students using microscope, conducting scientific experiment in laboratory classroom
    Colored digital artwork of cancer cell. — Stock Photo
    Colored digital artwork of cancer cell.
    Dust mite on skin surface — Stock Photo
    Dust mite on skin surface
    Male doctor examining young woman using magnification lamp. — Stock Photo
    Male doctor examining young woman using magnification lamp.
    Conceptual illustration of chicken eggs in carton and magnification of bacteria of food-borne infection on white background. — Stock Photo
    Conceptual illustration of chicken eggs in carton and magnification of bacteria of food-borne infection on white background.
    Closeup of magnified yellow striped eyes on head of exotic fly — Stock Photo
    Closeup of magnified yellow striped eyes on head of exotic fly
    Ductal carcinoma of the breast — Stock Photo
    Ductal carcinoma of the breast
    Nerve bundle from the sciatic nerve — Stock Photo
    Nerve bundle from the sciatic nerve
    Fossilised fragment of a coccolithotrope skeleton — Stock Photo
    Fossilised fragment of a coccolithotrope skeleton
    Magnifying glass above road map — Stock Photo
    Magnifying glass above road map
    Older man looking out binoculars on edge of boat — Stock Photo
    Older man looking out binoculars on edge of boat
    Eager, smiling students raising hands in science laboratory classroom — Stock Photo
    Eager, smiling students raising hands in science laboratory classroom
    Illustration of pink human egg cell on black background. — Stock Photo
    Illustration of pink human egg cell on black background.
    Girl student using microscope in classroom — Stock Photo
    Girl student using microscope in classroom
    Illustration of 4 cell stage egg on blue background. — Stock Photo
    Illustration of 4 cell stage egg on blue background.
    Heart strings strings — Stock Photo
    Heart strings strings
    Illustration of 4 cell stage egg on black background. — Stock Photo
    Illustration of 4 cell stage egg on black background.
    Activated T lymphocytes and red blood cells on scanning electron micrograph. — Stock Photo
    Activated T lymphocytes and red blood cells on scanning electron micrograph.
    Illustration of human egg cell on blue background. — Stock Photo
    Illustration of human egg cell on blue background.
    Female teacher and girl students using microscope and laptop, conducting scientific experiment in laboratory classroom — Stock Photo
    Female teacher and girl students using microscope and laptop, conducting scientific experiment in laboratory classroom
    Side view of black glossy flying incest with threatening antennae large eyes and transparent wings — Stock Photo
    Side view of black glossy flying incest with threatening antennae large eyes and transparent wings
    Digital artwork of white blood cells attacking red illuminated cancer cell. — Stock Photo
    Digital artwork of white blood cells attacking red illuminated cancer cell.
    Diatoms single-celled algae — Stock Photo
    Diatoms single-celled algae
    Immature parasitic trematode — Stock Photo
    Immature parasitic trematode
    Boy standing by ocean looking through a telescope — Stock Photo
    Boy standing by ocean looking through a telescope
    Focused male jeweler working in workshop — Stock Photo
    Focused male jeweler working in workshop
    Illustration of red cancer cell on blue background. — Stock Photo
    Illustration of red cancer cell on blue background.
    Illustration of Lactobacillus colony — Stock Photo
    Illustration of Lactobacillus colony
    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.
    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.
    Illustration of fertilized human egg cell. — Stock Photo
    Illustration of fertilized human egg cell.
    Bacteriastrum sp. diatom algae — Stock Photo
    Bacteriastrum sp. diatom algae
    Finger-like projections of the duodenum — Stock Photo
    Finger-like projections of the duodenum
    Colored digital illustration of green cancer cell. — Stock Photo
    Colored digital illustration of green cancer cell.
    Male doctor examining young woman using magnification lamp. — Stock Photo
    Male doctor examining young woman using magnification lamp.
    Bone from the vertebral column — Stock Photo
    Bone from the vertebral column
    Woman with mole on shoulder being examined through dermatoscope. — Stock Photo
    Woman with mole on shoulder being examined through dermatoscope.