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265 results

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    Human sperm cells — Stock Photo
    Human sperm cells
    Normal human sperm cells — Stock Photo
    Normal human sperm cells
    Normal sperm cells — Stock Photo
    Normal sperm cells
    Healthy human sperm cells — Stock Photo
    Healthy human sperm cells
    Healthy human sperm cells — Stock Photo
    Healthy human sperm cells
    Normal sperm cells — Stock Photo
    Normal sperm cells
    Normal human sperm cells — Stock Photo
    Normal human sperm cells
    Human sperm cells — Stock Photo
    Human sperm cells
    Human sperm cells — Stock Photo
    Human sperm cells
    Human sperm cells — Stock Photo
    Human sperm cells
    Normal sperm cells — Stock Photo
    Normal sperm cells
    Healthy human sperm cells — Stock Photo
    Healthy human sperm cells
    Passion flower pollen — Stock Photo
    Passion flower pollen
    Illustration of sperm fertilizing human egg cell. — Stock Photo
    Illustration of sperm fertilizing human egg cell.
    Coloured scanning electron micrograph (SEM) of immature dog sperm. — Stock Photo
    Coloured scanning electron micrograph (SEM) of immature dog sperm.
    Digital illustration of female reproductive system and Chlamydia trachomatis bacteria causing Chlamydial infection. — Stock Photo
    Digital illustration of female reproductive system and Chlamydia trachomatis bacteria causing Chlamydial infection.
    Human Fertilisation, computer illustration — Stock Photo
    Human Fertilisation, computer illustration
    Seminiferous tubules and lending cells — Stock Photo
    Seminiferous tubules and lending cells
    3d illustration of sperm cells approaching egg cell on colorful blue background. — Stock Photo
    3d illustration of sperm cells approaching egg cell on colorful blue background.
    Magnified digital illustration of 16 cell stage embryo. — Stock Photo
    Magnified digital illustration of 16 cell stage embryo.
    Abutilon sp. pollen grain — Stock Photo
    Abutilon sp. pollen grain
    Human embryo with four cells — Stock Photo
    Human embryo with four cells
    Fungal cells and sporangia — Stock Photo
    Fungal cells and sporangia
    Digital illustration of pollen grains on anther of Chinese hibiscus flower. — Stock Photo
    Digital illustration of pollen grains on anther of Chinese hibiscus flower.
    Human egg cell surrounded by numerous spermatozoa, digital illustration of fertilization. — Stock Photo
    Human egg cell surrounded by numerous spermatozoa, digital illustration of fertilization.
    In vitro fertilisation process — Stock Photo
    In vitro fertilisation process
    Breast tissue showing adenocarcinoma — Stock Photo
    Breast tissue showing adenocarcinoma
    Flowering currant pollen — Stock Photo
    Flowering currant pollen
    Duct lined with pseudostratified epithelium — Stock Photo
    Duct lined with pseudostratified epithelium
    Parasites attacking spermatozoons fertilizing egg cell. — Stock Photo
    Parasites attacking spermatozoons fertilizing egg cell.
    Normal human sperm cells — Stock Photo
    Normal human sperm cells
    Cryonic preservation of sperm, conceptual digital illustration. — Stock Photo
    Cryonic preservation of sperm, conceptual digital illustration.
    Colored scanning electron micrograph of surface of human fallopian tube with epithelium of columnar cells with cilia. — Stock Photo
    Colored scanning electron micrograph of surface of human fallopian tube with epithelium of columnar cells with cilia.
    Pollen threads and brochosomes — Stock Photo
    Pollen threads and brochosomes
    Illustration of a 8 cell stage egg on black background. — Stock Photo
    Illustration of a 8 cell stage egg on black background.
    Chinese hibiscus pollen — Stock Photo
    Chinese hibiscus pollen
    Rapeseed pollen grain — Stock Photo
    Rapeseed pollen grain
    Parasites attacking female egg cell, digital illustration. — Stock Photo
    Parasites attacking female egg cell, digital illustration.
    Healthy human sperm cells — Stock Photo
    Healthy human sperm cells
    Complex mucosal folding of seminal vesicle — Stock Photo
    Complex mucosal folding of seminal vesicle
    Egg cells on white background, digital illustration. — Stock Photo
    Egg cells on white background, digital illustration.
    3d illustration of human sperm cells in reproductive process. — Stock Photo
    3d illustration of human sperm cells in reproductive process.
    Illustration of 2 cell stage egg on black background. — Stock Photo
    Illustration of 2 cell stage egg on black background.
    Sperm spermatozoa swimming towards egg cell, colored digital illustration. — Stock Photo
    Sperm spermatozoa swimming towards egg cell, colored digital illustration.
    3d illustration of red transparent sperm cells swimming towards egg cell. — Stock Photo
    3d illustration of red transparent sperm cells swimming towards egg cell.
    Sperm cell, or spermatozoa — Stock Photo
    Sperm cell, or spermatozoa
    Clematis montana pollen — Stock Photo
    Clematis montana pollen
    Magnified digital illustration of 8 cell stage embryo. — Stock Photo
    Magnified digital illustration of 8 cell stage embryo.
    3d illustration of sperm cells on colorful blue background. — Stock Photo
    3d illustration of sperm cells on colorful blue background.
    Colored scanning electron micrograph of pollen grains from marigold flower. — Stock Photo
    Colored scanning electron micrograph of pollen grains from marigold flower.
    Fallopian tube cellular structure — Stock Photo
    Fallopian tube cellular structure
    Coloured scanning electron micrograph of pollen grains from Verbena bonariensis perennial plant. — Stock Photo
    Coloured scanning electron micrograph of pollen grains from Verbena bonariensis perennial plant.
    Female reproductive system and Gardnerella vaginalis bacteria attached to vaginal epithelial cells causing bacterial vaginosis, digital illustration. — Stock Photo
    Female reproductive system and Gardnerella vaginalis bacteria attached to vaginal epithelial cells causing bacterial vaginosis, digital illustration.
    Pollen grains of a common daisy — Stock Photo
    Pollen grains of a common daisy
    Phlox pollen grain — Stock Photo
    Phlox pollen grain
    Seminiferous tubules and lending cells — Stock Photo
    Seminiferous tubules and lending cells
    Abutilon pollen grain — Stock Photo
    Abutilon pollen grain
    Colored scanning electron micrograph of surface of human fallopian tube with epithelium of columnar cells with cilia. — Stock Photo
    Colored scanning electron micrograph of surface of human fallopian tube with epithelium of columnar cells with cilia.
    Parasites attacking spermatozoons fertilizing egg cell. — Stock Photo
    Parasites attacking spermatozoons fertilizing egg cell.
    Balamuthia mandrillaris amoeba organisms, digital illustration. — Stock Photo
    Balamuthia mandrillaris amoeba organisms, digital illustration.