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    Illustration of transparent cancer cell on blue background. — Stock Photo
    Illustration of transparent cancer cell on blue background.
    Digital 3d colored illustration of cancer cell in process of mitosis. — Stock Photo
    Digital 3d colored illustration of cancer cell in process of mitosis.
    Illustration of pink human egg cell on black background. — Stock Photo
    Illustration of pink human egg cell on black background.
    Snake red blood cells. Coloured scanning electron micrograph (SEM) of whole and fractured red blood cells (erythrocytes, red) in a small blood vessel of a snake — Stock Photo
    Snake red blood cells. Coloured scanning electron micrograph (SEM) of whole and fractured red blood cells (erythrocytes, red) in a small blood vessel of a snake
    Illustration of 2 cell stage egg on black background. — Stock Photo
    Illustration of 2 cell stage egg on black background.
    Light micrograph showing the abnormal alterations of liver cells and tissues. Haematoxylin and eosin stain. — Stock Photo
    Light micrograph showing the abnormal alterations of liver cells and tissues. Haematoxylin and eosin stain.
    Scientific illustration of influenza virus particle. — Stock Photo
    Scientific illustration of influenza virus particle.
    Conceptual 3d illustration of artificial insemination, in vitro fertilization of human egg cell. — Stock Photo
    Conceptual 3d illustration of artificial insemination, in vitro fertilization of human egg cell.
    Onion cells undergoing mitosis — Stock Photo
    Onion cells undergoing mitosis
    3d illustration of a transparent and colourful protozoan. — Stock Photo
    3d illustration of a transparent and colourful protozoan.
    Plasma cell, computer illustration. Plasma cells, which are found in the blood and lymph, are mature B lymphocytes (white blood cells) that produce and secrete antibodies during an immune response. — Stock Photo
    Plasma cell, computer illustration. Plasma cells, which are found in the blood and lymph, are mature B lymphocytes (white blood cells) that produce and secrete antibodies during an immune response.
    3d illustration of internal structure of human cell. — Stock Photo
    3d illustration of internal structure of human cell.
    Visual rendering of Animal cells — Stock Photo
    Visual rendering of Animal cells
    Magnified digital illustration of megakaryocyte cell. — Stock Photo
    Magnified digital illustration of megakaryocyte cell.
    Sperm cell fertilising an egg cell — Stock Photo
    Sperm cell fertilising an egg cell
    3d rendered abstract illustration of blue nerve cell. — Stock Photo
    3d rendered abstract illustration of blue nerve cell.
    Nerve cell with many dendrites on blue background, digital illustration. — Stock Photo
    Nerve cell with many dendrites on blue background, digital illustration.
    3d illustration of cross-section of hepatitis pathogen with DNA, cell nucleus and receptors. — Stock Photo
    3d illustration of cross-section of hepatitis pathogen with DNA, cell nucleus and receptors.
    IC342 spiral galaxy in constellation Camelopardalis — Stock Photo
    IC342 spiral galaxy in constellation Camelopardalis
    Visual rendering of Cells — Stock Photo
    Visual rendering of Cells
    Medical illustration of human cell structure on black background. — Stock Photo
    Medical illustration of human cell structure on black background.
    Fat cells, computer illustration — Stock Photo
    Fat cells, computer illustration
    Magnified digital illustration of morula cells. — Stock Photo
    Magnified digital illustration of morula cells.
    Chromatin, illustration. Chromatin is condensed form of DNA (deoxyribonucleic acid) and proteins found in cell nucleus — Stock Photo
    Chromatin, illustration. Chromatin is condensed form of DNA (deoxyribonucleic acid) and proteins found in cell nucleus
    Illustration of transparent stem cell on blue background. — Stock Photo
    Illustration of transparent stem cell on blue background.
    Light micrograph of onion (Allium cepa) root tip cells undergoing mitosis (nuclear division). — Stock Photo
    Light micrograph of onion (Allium cepa) root tip cells undergoing mitosis (nuclear division).
    Illustration of giardia parasites on blue background. — Stock Photo
    Illustration of giardia parasites on blue background.
    Stomach cancer cell, computer illustration — Stock Photo
    Stomach cancer cell, computer illustration
    Genetic engineering, illustration. Synthetic small-ribonucleic acid (sRNA) being injected (needle tip at upper right) into the cell cytoplasm as part of a process of genetic engineering — Stock Photo
    Genetic engineering, illustration. Synthetic small-ribonucleic acid (sRNA) being injected (needle tip at upper right) into the cell cytoplasm as part of a process of genetic engineering
    Magnified digital illustration of human cell cross-section. — Stock Photo
    Magnified digital illustration of human cell cross-section.
    Fat cells, computer illustration — Stock Photo
    Fat cells, computer illustration
    Medical illustration of human cell structure on black background. — Stock Photo
    Medical illustration of human cell structure on black background.
    Nerve cell with pink colored axon on blue background, digital illustration. — Stock Photo
    Nerve cell with pink colored axon on blue background, digital illustration.
    Digital illustration of human nerve cell with dendrites. — Stock Photo
    Digital illustration of human nerve cell with dendrites.
    Spiral galaxy in Giraffe constellation — Stock Photo
    Spiral galaxy in Giraffe constellation
    Green colored nerve cell on dark background, digital illustration. — Stock Photo
    Green colored nerve cell on dark background, digital illustration.
    3d rendered illustration of human nerve cell on black background. — Stock Photo
    3d rendered illustration of human nerve cell on black background.
    Illustration of 2 cell stage egg on blue background. — Stock Photo
    Illustration of 2 cell stage egg on blue background.
    Digital illustration of human nerve cell with dendrites. — Stock Photo
    Digital illustration of human nerve cell with dendrites.
    Digital illustration of human cells on blue background. — Stock Photo
    Digital illustration of human cells on blue background.
    Fat cells, computer illustration — Stock Photo
    Fat cells, computer illustration
    3d rendered abstract illustration of blue nerve cell. — Stock Photo
    3d rendered abstract illustration of blue nerve cell.
    Green colored nerve cell on white background, digital illustration. — Stock Photo
    Green colored nerve cell on white background, digital illustration.
    Nerve cell with pink colored axon on blue background, digital illustration. — Stock Photo
    Nerve cell with pink colored axon on blue background, digital illustration.
    Scientific illustration of influenza virus particle. — Stock Photo
    Scientific illustration of influenza virus particle.
    Onion cells undergoing mitosis — Stock Photo
    Onion cells undergoing mitosis
    Atomic structure, computer illustration — Stock Photo
    Atomic structure, computer illustration
    Surface of a fallopian tube — Stock Photo
    Surface of a fallopian tube
    Caudate nuclei highlighted in the human brain, illustration. The caudate nucleus is a component of the basal ganglia, it is associated with motor processes and plays role in Huntington's and Parkinson's diseases. — Stock Photo
    Caudate nuclei highlighted in the human brain, illustration. The caudate nucleus is a component of the basal ganglia, it is associated with motor processes and plays role in Huntington's and Parkinson's diseases.
    Chromatin in cell nucleus, illustration. Chromatin is the condensed form of DNA (deoxyribonucleic acid) and proteins found in the cell nucleus. — Stock Photo
    Chromatin in cell nucleus, illustration. Chromatin is the condensed form of DNA (deoxyribonucleic acid) and proteins found in the cell nucleus.
    Pink colored nerve cell on dark background, digital illustration. — Stock Photo
    Pink colored nerve cell on dark background, digital illustration.
    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.
    Purple colored nerve cell on white background, digital illustration. — Stock Photo
    Purple colored nerve cell on white background, digital illustration.
    Visual rendering of Animal cells — Stock Photo
    Visual rendering of Animal cells
    Structure of cellular organelles — Stock Photo
    Structure of cellular organelles
    Fat cells, computer illustration — Stock Photo
    Fat cells, computer illustration
    Animal cell during cytokinesis (cell division), illustration. — Stock Photo
    Animal cell during cytokinesis (cell division), illustration.
    Cancer cell, scientific digital illustration. — Stock Photo
    Cancer cell, scientific digital illustration.
    Leaf epidermis, light micrograph. Leaf epidermis has small pores, called stomata, which open up for photosynthetic gas exchange and transpiration. — Stock Photo
    Leaf epidermis, light micrograph. Leaf epidermis has small pores, called stomata, which open up for photosynthetic gas exchange and transpiration.
    Illustration of human nervous receptors on black background. — Stock Photo
    Illustration of human nervous receptors on black background.