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    Angel trumpets pollen — Stock Photo
    Angel trumpets pollen
    Geranium pollen grain — Stock Photo
    Geranium pollen grain
    Primula pollen grain — Stock Photo
    Primula pollen grain
    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.
    Digital conceptual illustration of fertilisation of egg cell with spermatozoa. — Stock Photo
    Digital conceptual illustration of fertilisation of egg cell with spermatozoa.
    Fertilisation of egg cell with spermatozoa, digital illustration. — Stock Photo
    Fertilisation of egg cell with spermatozoa, digital illustration.
    Aconite anther and pollen — Stock Photo
    Aconite anther and pollen
    Colored scanning electron micrograph of pollen grains from convolvulus flower. — Stock Photo
    Colored scanning electron micrograph of pollen grains from convolvulus flower.
    Bottlebrush pollen grain — Stock Photo
    Bottlebrush pollen grain
    Clematis montana pollen — Stock Photo
    Clematis montana pollen
    Digital conceptual illustration of fertilisation of egg cell with spermatozoa. — Stock Photo
    Digital conceptual illustration of fertilisation of egg cell with spermatozoa.
    Digital conceptual illustration of fertilisation of egg cell with spermatozoa. — Stock Photo
    Digital conceptual illustration of fertilisation of egg cell with spermatozoa.
    Angel trumpets pollen grain — Stock Photo
    Angel trumpets pollen grain
    Digital conceptual illustration of fertilisation of egg cell with spermatozoa. — Stock Photo
    Digital conceptual illustration of fertilisation of egg cell with spermatozoa.
    Digital conceptual illustration of fertilisation of egg cell with spermatozoa. — Stock Photo
    Digital conceptual illustration of fertilisation of egg cell with spermatozoa.
    Fertilisation of egg cell with spermatozoa, digital illustration. — Stock Photo
    Fertilisation of egg cell with spermatozoa, digital illustration.
    Fertilisation of egg cell with spermatozoa, digital illustration. — Stock Photo
    Fertilisation of egg cell with spermatozoa, digital illustration.
    Digital conceptual illustration of fertilisation of egg cell with spermatozoa. — Stock Photo
    Digital conceptual illustration of fertilisation of egg cell with spermatozoa.
    Phlox pollen grain — Stock Photo
    Phlox pollen grain
    Sperm cells, abstract digital illustration. — Stock Photo
    Sperm cells, abstract digital illustration.
    Skimmia sp. pollen grain — Stock Photo
    Skimmia sp. pollen grain
    Strawberry pollen grain — Stock Photo
    Strawberry pollen grain
    Fertilisation of egg cell with spermatozoa, digital illustration. — Stock Photo
    Fertilisation of egg cell with spermatozoa, digital illustration.
    Colored scanning electron micrograph of pollen grains from convolvulus flower. — Stock Photo
    Colored scanning electron micrograph of pollen grains from convolvulus flower.
    Pollen grains of a common daisy — Stock Photo
    Pollen grains of a common daisy
    Chinese hibiscus pollen — Stock Photo
    Chinese hibiscus pollen
    Alstroemeria anther and pollen — Stock Photo
    Alstroemeria anther and pollen
    Bougainvillea pollen grain — Stock Photo
    Bougainvillea pollen grain
    Sperm cells, abstract digital illustration. — Stock Photo
    Sperm cells, abstract digital illustration.
    Fertilisation of egg cell with spermatozoa, digital illustration. — Stock Photo
    Fertilisation of egg cell with spermatozoa, digital illustration.
    Doctor separating donor blood in blood bags into component parts. — Stock Photo
    Doctor separating donor blood in blood bags into component parts.
    Scientist examining cultured cells under microscope. — Stock Photo
    Scientist examining cultured cells under microscope.
    Rapeseed pollen grain — Stock Photo
    Rapeseed pollen grain
    Fertilisation of egg cell with spermatozoa, digital illustration. — Stock Photo
    Fertilisation of egg cell with spermatozoa, digital illustration.
    Coloured scanning electron micrograph (SEM) of immature dog sperm. — Stock Photo
    Coloured scanning electron micrograph (SEM) of immature dog sperm.
    Researcher handling stem cell cultures in laboratory during research. — Stock Photo
    Researcher handling stem cell cultures in laboratory during research.
    Colored scanning electron micrograph of sectioned seminiferous tubule, site of sperm production in human testes. — Stock Photo
    Colored scanning electron micrograph of sectioned seminiferous tubule, site of sperm production in human testes.
    Daffodil pollen structure and shape — Stock Photo
    Daffodil pollen structure and shape
    Human sperm cells, abstract computer illustration. — Stock Photo
    Human sperm cells, abstract computer illustration.
    Pollen grains of a common daisy — Stock Photo
    Pollen grains of a common daisy
    Strawberry pollen grain — Stock Photo
    Strawberry pollen grain
    Pollen grains of mimosa flowers, digital illustration. — Stock Photo
    Pollen grains of mimosa flowers, digital illustration.
    Sperm in a fallopian tube. Coloured composition scanning electron micrograph (SEM) of human sperm travelling through a fallopian tube (oviduct) of a female — Stock Photo
    Sperm in a fallopian tube. Coloured composition scanning electron micrograph (SEM) of human sperm travelling through a fallopian tube (oviduct) of a female
    Skimmia sp. pollen grain — Stock Photo
    Skimmia sp. pollen grain
    Fertilisation of egg cell with spermatozoa, digital illustration. — Stock Photo
    Fertilisation of egg cell with spermatozoa, digital illustration.
    Sperm cells, abstract digital illustration. — Stock Photo
    Sperm cells, abstract digital illustration.
    Human Fertilisation, computer illustration — Stock Photo
    Human Fertilisation, computer illustration
    Sperm cell in a fallopian tube — Stock Photo
    Sperm cell in a fallopian tube
    Milkwort pollen grain — Stock Photo
    Milkwort pollen grain
    Human sperm cells, abstract computer illustration. — Stock Photo
    Human sperm cells, abstract computer illustration.
    Pollen grains from a bellflower — Stock Photo
    Pollen grains from a bellflower
    Sperm fertilising an egg — Stock Photo
    Sperm fertilising an egg
    Sperm cells, abstract digital illustration. — Stock Photo
    Sperm cells, abstract digital illustration.
    Pollen grains of mimosa flower, digital illustration. — Stock Photo
    Pollen grains of mimosa flower, digital illustration.
    Deformed sperm cell — Stock Photo
    Deformed sperm cell
    Seminiferous tubules and lending cells — Stock Photo
    Seminiferous tubules and lending cells
    Researchers handling stem cell cultures in laboratory while drug research. — Stock Photo
    Researchers handling stem cell cultures in laboratory while drug research.
    Scientists viewing sample on glass slide under light microscope. — Stock Photo
    Scientists viewing sample on glass slide under light microscope.
    Rapeseed pollen grain — Stock Photo
    Rapeseed pollen grain
    Human Fertilisation, computer illustration — Stock Photo
    Human Fertilisation, computer illustration