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207 results

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    Puffball fungus spores — Stock Photo
    Puffball fungus spores
    Illustration of 8 cell stage egg on blue background. — Stock Photo
    Illustration of 8 cell stage egg on blue background.
    Healthy human sperm cells — Stock Photo
    Healthy human sperm cells
    Illustration of human egg cell on blue background. — Stock Photo
    Illustration of human egg cell on blue background.
    Bougainvillea pollen grain — Stock Photo
    Bougainvillea pollen grain
    Normal human sperm cells — Stock Photo
    Normal human sperm cells
    Balamuthia mandrillaris amoeba, computer illustration — Stock Photo
    Balamuthia mandrillaris amoeba, computer illustration
    Transparent sperm cells moving towards round red colored egg cell, illustration. — Stock Photo
    Transparent sperm cells moving towards round red colored egg cell, illustration.
    Human embryo with four cells — Stock Photo
    Human embryo with four cells
    Normal human sperm cells — Stock Photo
    Normal human sperm cells
    Human sperm cells — Stock Photo
    Human sperm cells
    Skimmia sp. pollen grain — Stock Photo
    Skimmia sp. pollen grain
    Bottlebrush pollen grain — Stock Photo
    Bottlebrush pollen grain
    Magnified digital illustration of blastocyst cell. — Stock Photo
    Magnified digital illustration of blastocyst cell.
    Normal sperm cells — Stock Photo
    Normal sperm cells
    3d illustration of egg cell frozen into ice cube. — Stock Photo
    3d illustration of egg cell frozen into ice cube.
    Male sex cell — Stock Photo
    Male sex cell
    Sperm spermatozoa swimming towards egg cell, colored digital illustration. — Stock Photo
    Sperm spermatozoa swimming towards egg cell, colored digital illustration.
    Milkwort pollen grain — Stock Photo
    Milkwort pollen grain
    3d illustration of sperm cells frozen into ice cubes. — Stock Photo
    3d illustration of sperm cells frozen into ice cubes.
    Human egg cell surrounded by numerous spermatozoa, digital illustration of fertilization. — Stock Photo
    Human egg cell surrounded by numerous spermatozoa, digital illustration of fertilization.
    Colored scanning electron micrograph of pollen grains from Nymphaeaceae water lily flower. — Stock Photo
    Colored scanning electron micrograph of pollen grains from Nymphaeaceae water lily flower.
    Illustration of 4 cell stage egg on black background. — Stock Photo
    Illustration of 4 cell stage egg on black background.
    Female reproductive system — Stock Photo
    Female reproductive system
    Pollen threads and brochosomes — Stock Photo
    Pollen threads and brochosomes
    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.
    Primary ovarian follicle — Stock Photo
    Primary ovarian follicle
    Parasites attacking spermatozoons fertilizing egg cell. — Stock Photo
    Parasites attacking spermatozoons fertilizing egg cell.
    Illustration of pink human egg cell on black background. — Stock Photo
    Illustration of pink human egg cell on black background.
    Human sperm cells — Stock Photo
    Human sperm cells
    Illustration of human egg cell and sperm on blue background. — Stock Photo
    Illustration of human egg cell and sperm on blue background.
    Sperm cell fertilising an egg cell — Stock Photo
    Sperm cell fertilising an egg cell
    Sporangium fungal cell with spores — Stock Photo
    Sporangium fungal cell with spores
    Complex mucosal folding of seminal vesicle — Stock Photo
    Complex mucosal folding of seminal vesicle
    Syphilis ulcer on vulva — Stock Photo
    Syphilis ulcer on vulva
    Deformed sperm cell — Stock Photo
    Deformed sperm cell
    Chinese hibiscus pollen — Stock Photo
    Chinese hibiscus pollen
    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.
    Female reproductive system — Stock Photo
    Female reproductive system
    Rapeseed pollen grain — Stock Photo
    Rapeseed pollen grain
    Seminiferous tubules and lending cells — Stock Photo
    Seminiferous tubules and lending cells
    Colored scanning electron micrograph of pollen grains from convolvulus flower. — Stock Photo
    Colored scanning electron micrograph of pollen grains from convolvulus flower.
    Light micrograph (LM). Longitudinal section through the thallus and sporangium of a liverwort (Pellia epiphylla). — Stock Photo
    Light micrograph (LM). Longitudinal section through the thallus and sporangium of a liverwort (Pellia epiphylla).
    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.
    Balamuthia mandrillaris amoeba organism, digital illustration. — Stock Photo
    Balamuthia mandrillaris amoeba organism, digital illustration.
    Pollen grains of a common daisy — Stock Photo
    Pollen grains of a common daisy
    Magnified digital illustration of blastocyst cell. — Stock Photo
    Magnified digital illustration of blastocyst cell.
    Illustration of 2 cell stage egg on black background. — Stock Photo
    Illustration of 2 cell stage egg on black background.
    Magnified digital illustration of fertilisation of egg cell. — Stock Photo
    Magnified digital illustration of fertilisation of egg cell.
    Male sex cell — Stock Photo
    Male sex cell
    Illustration of human egg cell on blue background. — Stock Photo
    Illustration of human egg cell on blue background.
    Climbing lily pollen — Stock Photo
    Climbing lily pollen
    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.
    Blood clotting in an ovarian follicle — Stock Photo
    Blood clotting in an ovarian follicle
    Illustration of sperm fertilizing human egg cell. — Stock Photo
    Illustration of sperm fertilizing human egg cell.
    In vitro fertilization process, digital artwork. — Stock Photo
    In vitro fertilization process, digital artwork.
    Illustration of yellow human egg cell on blue background. — Stock Photo
    Illustration of yellow human egg cell on blue background.
    Abutilon sp. pollen grain — Stock Photo
    Abutilon sp. pollen grain
    3d illustration of sperm cells frozen into ice cubes. — Stock Photo
    3d illustration of sperm cells frozen into ice cubes.
    Primula pollen grain — Stock Photo
    Primula pollen grain