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345 results

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    Puffball fungus spores — Stock Photo
    Puffball fungus spores
    Pollen threads and brochosomes — Stock Photo
    Pollen threads and brochosomes
    Healthy human sperm cells — Stock Photo
    Healthy human sperm cells
    Human embryonic stem cells in Petri dish, digital illustration. — Stock Photo
    Human embryonic stem cells in Petri dish, digital illustration.
    Human ovary structure — Stock Photo
    Human ovary structure
    Zygote development 24-36 hours after fertilization — Stock Photo
    Zygote development 24-36 hours after fertilization
    German chamomile flower pollen grain — Stock Photo
    German chamomile flower pollen grain
    Pollen grains of a common daisy — Stock Photo
    Pollen grains of a common daisy
    Illustration of a 8 cell stage egg on black background. — Stock Photo
    Illustration of a 8 cell stage egg on black background.
    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.
    Digital conceptual illustration of fertilisation of egg cell with spermatozoa. — Stock Photo
    Digital conceptual illustration of fertilisation of egg cell with spermatozoa.
    Normal human sperm cells — Stock Photo
    Normal human sperm cells
    Flowering currant pollen — Stock Photo
    Flowering currant pollen
    Human embryonic stem cell on pin tip, conceptual digital artwork. — Stock Photo
    Human embryonic stem cell on pin tip, conceptual digital artwork.
    Phlox pollen grain — Stock Photo
    Phlox pollen grain
    Tiger lily pollen — Stock Photo
    Tiger lily pollen
    Human sperm cells — Stock Photo
    Human sperm cells
    Illustration of 4 cell stage egg on blue background. — Stock Photo
    Illustration of 4 cell stage egg on blue background.
    Illustration of human egg cell and sperm on blue background. — Stock Photo
    Illustration of human egg cell and sperm on blue background.
    Artwork of human fertilization — Stock Photo
    Artwork of human fertilization
    Sperm cell, or spermatozoa — Stock Photo
    Sperm cell, or spermatozoa
    Fertilisation of egg cell with spermatozoa, digital illustration. — Stock Photo
    Fertilisation of egg cell with spermatozoa, digital illustration.
    Human embryonic stem cells in Petri dish, digital illustration. — Stock Photo
    Human embryonic stem cells in Petri dish, digital illustration.
    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).
    Illustration of yellow human egg cell on blue background. — Stock Photo
    Illustration of yellow human egg cell on blue background.
    Egg and sperm fertilization process — Stock Photo
    Egg and sperm fertilization process
    Illustration of fertilized human egg cell. — Stock Photo
    Illustration of fertilized human egg cell.
    Human sperm cells, abstract computer illustration. — Stock Photo
    Human sperm cells, abstract computer illustration.
    Rapeseed pollen grain — Stock Photo
    Rapeseed pollen grain
    Colored human embryonic stem cells, digital illustration. — Stock Photo
    Colored human embryonic stem cells, digital illustration.
    Sperm fertilizing an egg cell — Stock Photo
    Sperm fertilizing an egg cell
    Biotechnology or biotech, concept of creation, division and cellular development. High organic technology with productive purposes — Stock Photo
    Biotechnology or biotech, concept of creation, division and cellular development. High organic technology with productive purposes
    Bougainvillea pollen grain — Stock Photo
    Bougainvillea pollen grain
    Abutilon pollen grain — Stock Photo
    Abutilon pollen grain
    Illustration of silhouette of pregnant woman with visible uterus and 4 cell stage embryo. — Stock Photo
    Illustration of silhouette of pregnant woman with visible uterus and 4 cell stage embryo.
    Biotechnology or biotech, concept of creation, division and cellular development. High organic technology with productive purposes — Stock Photo
    Biotechnology or biotech, concept of creation, division and cellular development. High organic technology with productive purposes
    3d illustration of red transparent sperm cells swimming towards egg cell. — Stock Photo
    3d illustration of red transparent sperm cells swimming towards egg cell.
    Digital illustration of pollen grain on anther of Chinese hibiscus flower. — Stock Photo
    Digital illustration of pollen grain on anther of Chinese hibiscus flower.
    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.
    Colored human embryonic stem cells, digital illustration. — Stock Photo
    Colored human embryonic stem cells, digital illustration.
    3d illustration of sperm cells frozen into ice cubes. — Stock Photo
    3d illustration of sperm cells frozen into ice cubes.
    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.
    Broom pollen grain — Stock Photo
    Broom pollen grain
    Colored scanning electron micrograph of pollen grain cell from hollyhock hibiscus flower. — Stock Photo
    Colored scanning electron micrograph of pollen grain cell from hollyhock hibiscus flower.
    Sperm cell with multiple tails — Stock Photo
    Sperm cell with multiple tails
    Fertilisation of egg cell with spermatozoa, digital illustration. — Stock Photo
    Fertilisation of egg cell with spermatozoa, digital illustration.
    Strawberry pollen grain — Stock Photo
    Strawberry pollen grain
    Human two-cell embryo, digital illustration. — Stock Photo
    Human two-cell embryo, digital illustration.
    3d illustration of sperm cells frozen into ice cubes. — Stock Photo
    3d illustration of sperm cells frozen into ice cubes.
    Mucosa structure of the cervix — Stock Photo
    Mucosa structure of the cervix
    Digital conceptual illustration of fertilisation of egg cell with spermatozoa. — Stock Photo
    Digital conceptual illustration of fertilisation of egg cell with spermatozoa.
    Sperm cells in seminiferous tubules — Stock Photo
    Sperm cells in seminiferous tubules
    Egg cells on white background, digital illustration. — Stock Photo
    Egg cells on white background, digital illustration.
    Primula pollen grain — Stock Photo
    Primula pollen grain
    3d illustration of sperm cell frozen into ice cube. — Stock Photo
    3d illustration of sperm cell frozen into ice cube.
    Normal human egg — Stock Photo
    Normal human egg
    Fertilisation of egg cell with spermatozoa, digital illustration. — Stock Photo
    Fertilisation of egg cell with spermatozoa, digital illustration.
    Daisy pollen grain — Stock Photo
    Daisy pollen grain
    Illustration of 4 cell stage egg on blue background. — Stock Photo
    Illustration of 4 cell stage egg on blue background.
    Human embryonic stem cell on pin tip, conceptual digital artwork. — Stock Photo
    Human embryonic stem cell on pin tip, conceptual digital artwork.