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    In vitro fertilisation process — Stock Photo
    In vitro fertilisation process
    Epithelial lining of Fallopian tube — Stock Photo
    Epithelial lining of Fallopian tube
    Sperm spermatozoa swimming towards egg cell, colored digital illustration. — Stock Photo
    Sperm spermatozoa swimming towards egg cell, colored digital illustration.
    3d illustration of sperm cell frozen into ice cube. — Stock Photo
    3d illustration of sperm cell frozen into ice cube.
    Bottlebrush pollen grain — Stock Photo
    Bottlebrush pollen grain
    Magnified digital illustration of 4 cell stage embryo. — Stock Photo
    Magnified digital illustration of 4 cell stage embryo.
    Male sex cell — Stock Photo
    Male sex cell
    Illustration of 4 cell stage egg on blue background. — Stock Photo
    Illustration of 4 cell stage egg on blue background.
    Breast tissue showing adenocarcinoma — Stock Photo
    Breast tissue showing adenocarcinoma
    Digital illustration of pollen grain on anther of Chinese hibiscus flower. — Stock Photo
    Digital illustration of pollen grain on anther of Chinese hibiscus flower.
    Illustration of yellow human egg cell on blue background. — Stock Photo
    Illustration of yellow human egg cell on blue background.
    3d illustration of ovum egg cell implanting in uterus. — Stock Photo
    3d illustration of ovum egg cell implanting in uterus.
    Normal sperm cells — Stock Photo
    Normal sperm cells
    Human sperm cells — Stock Photo
    Human sperm cells
    Human ovary structure — Stock Photo
    Human ovary structure
    Strawberry pollen grain — Stock Photo
    Strawberry pollen grain
    Clematis montana pollen — Stock Photo
    Clematis montana pollen
    Magnified digital illustration of blastocyst cell. — Stock Photo
    Magnified digital illustration of blastocyst cell.
    Geranium pollen grain — Stock Photo
    Geranium pollen grain
    Immature dog sperm — Stock Photo
    Immature dog sperm
    Horse chestnut pollen grain — Stock Photo
    Horse chestnut pollen grain
    Normal human sperm cells — Stock Photo
    Normal human sperm cells
    Chinese hibiscus pollen — Stock Photo
    Chinese hibiscus pollen
    Human sperm cell, coloured scanning electron micrograph (SEM). — Stock Photo
    Human sperm cell, coloured scanning electron micrograph (SEM).
    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.
    Parasites attacking female egg cell, digital illustration. — Stock Photo
    Parasites attacking female egg cell, digital illustration.
    Balamuthia mandrillaris amoeba organism, digital illustration. — Stock Photo
    Balamuthia mandrillaris amoeba organism, digital 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 egg cell — Stock Photo
    Human egg cell
    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).
    Parasites attacking spermatozoons fertilizing egg cell. — Stock Photo
    Parasites attacking spermatozoons fertilizing egg cell.
    Human egg cell surrounded by numerous spermatozoa, digital illustration of fertilization. — Stock Photo
    Human egg cell surrounded by numerous spermatozoa, digital illustration of fertilization.
    Complex mucosal folding of seminal vesicle — Stock Photo
    Complex mucosal folding of seminal vesicle
    Abutilon pollen grain — Stock Photo
    Abutilon pollen grain
    Transparent sperm cells moving towards round blue coloured egg cell. — Stock Photo
    Transparent sperm cells moving towards round blue coloured egg cell.
    Illustration of 2 cell stage egg on black background. — Stock Photo
    Illustration of 2 cell stage egg on black background.
    Healthy human sperm cells — Stock Photo
    Healthy human sperm cells
    Bougainvillea pollen grain — Stock Photo
    Bougainvillea pollen grain
    Balamuthia mandrillaris amoeba, computer illustration — Stock Photo
    Balamuthia mandrillaris amoeba, computer illustration
    Primula pollen grain — Stock Photo
    Primula pollen grain
    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.
    Coloured scanning electron micrograph (SEM) of immature dog sperm. — Stock Photo
    Coloured scanning electron micrograph (SEM) of immature dog sperm.
    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.
    Human egg cell surrounded by numerous spermatozoa, digital illustration of fertilization. — Stock Photo
    Human egg cell surrounded by numerous spermatozoa, digital illustration of fertilization.
    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.
    Mucosa structure of the cervix — Stock Photo
    Mucosa structure of the cervix
    Pollen grains of a common daisy — Stock Photo
    Pollen grains of a common daisy
    Puffball fungus spore — Stock Photo
    Puffball fungus spore
    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.
    Illustration of pink human egg cell on black background. — Stock Photo
    Illustration of pink human egg cell on black background.
    Female reproductive system — Stock Photo
    Female reproductive system
    Milkwort pollen grain — Stock Photo
    Milkwort pollen grain
    Human sperm cells — Stock Photo
    Human sperm cells
    Angel trumpets pollen — Stock Photo
    Angel trumpets pollen
    Female reproductive system — Stock Photo
    Female reproductive system
    Illustration of human egg cell dividing on blue background. — Stock Photo
    Illustration of human egg cell dividing on blue background.
    Sperm cell, or spermatozoa — Stock Photo
    Sperm cell, or spermatozoa
    3d illustration of sperm cell frozen into ice cube. — Stock Photo
    3d illustration of sperm cell frozen into ice cube.
    Strawberry pollen grain — Stock Photo
    Strawberry pollen grain
    Illustration of unfertilized human egg cell. — Stock Photo
    Illustration of unfertilized human egg cell.