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    Coloured scanning electron micrograph (SEM) of a wood anemone (Anemone nemerosa) anther (male reproductive part) covered in pollen. — Stock Photo
    Coloured scanning electron micrograph (SEM) of a wood anemone (Anemone nemerosa) anther (male reproductive part) covered in pollen.
    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).
    Fallopian tube, TEM — Stock Photo
    Fallopian tube, TEM
    Male reproductive system, illustration. — Stock Photo
    Male reproductive system, illustration.
    Balamuthia mandrillaris amoeba, computer illustration. — Stock Photo
    Balamuthia mandrillaris amoeba, computer illustration.
    Female reproductive system, illustration. — Stock Photo
    Female reproductive system, illustration.
    Balamuthia mandrillaris amoeba, computer illustration. — Stock Photo
    Balamuthia mandrillaris amoeba, computer illustration.
    Flowering currant pollen grains — Stock Photo
    Flowering currant pollen grains
    Lactobacillus crispatus bacteria, illustration — Stock Photo
    Lactobacillus crispatus bacteria, illustration
    Smooth hawksbeard (Crepis capillaris) seed, coloured scanning electron micrograph (SEM). — Stock Photo
    Smooth hawksbeard (Crepis capillaris) seed, coloured scanning electron micrograph (SEM).
    Seminiferous tubules and lending cells — Stock Photo
    Seminiferous tubules and lending cells
    Cross-section through a fallopian tube — Stock Photo
    Cross-section through a fallopian tube
    Human sperm cell, coloured scanning electron micrograph (SEM). — Stock Photo
    Human sperm cell, coloured scanning electron micrograph (SEM).
    Balamuthia mandrillaris amoeba, computer illustration. — Stock Photo
    Balamuthia mandrillaris amoeba, computer illustration.
    Prostate showing a concretion of secretory materials — Stock Photo
    Prostate showing a concretion of secretory materials
    Semi-dressed pregnant woman — Stock Photo
    Semi-dressed pregnant woman
    Lactobacillus crispatus bacteria, illustration — Stock Photo
    Lactobacillus crispatus bacteria, illustration
    Cross-section through a fallopian tube — Stock Photo
    Cross-section through a fallopian tube
    Semi-dressed pregnant woman — Stock Photo
    Semi-dressed pregnant woman
    Duct lined with pseudostratified epithelium — Stock Photo
    Duct lined with pseudostratified epithelium
    Seminiferous tubules and lending cells — Stock Photo
    Seminiferous tubules and lending cells
    Duct lined with pseudostratified epithelium — Stock Photo
    Duct lined with pseudostratified epithelium
    Surface of a fallopian tube — Stock Photo
    Surface of a fallopian tube
    Epithelium from a fallopian tube — Stock Photo
    Epithelium from a fallopian tube
    Male reproductive system — Stock Photo
    Male reproductive system
    Surface of a fallopian tube — Stock Photo
    Surface of a fallopian tube
    Primary ovarian follicle — Stock Photo
    Primary ovarian follicle
    Fallopian tube cellular structure — Stock Photo
    Fallopian tube cellular structure
    Duct is lined with pseudostratified epithelium — Stock Photo
    Duct is lined with pseudostratified epithelium
    Seminiferous tubules and lending cells — Stock Photo
    Seminiferous tubules and lending cells
    Primary ovarian follicle — Stock Photo
    Primary ovarian follicle
    Pollen grains of a common daisy — Stock Photo
    Pollen grains of a common daisy
    Pollen grains of a common daisy — Stock Photo
    Pollen grains of a common daisy
    Daisy pollen grain — Stock Photo
    Daisy pollen grain
    Geranium pollen grain — Stock Photo
    Geranium pollen grain
    Fallopian tube cellular structure — Stock Photo
    Fallopian tube cellular structure
    Clematis montana pollen — Stock Photo
    Clematis montana pollen
    Human egg cell — Stock Photo
    Human egg cell
    Angel trumpets pollen — Stock Photo
    Angel trumpets pollen
    Aconite anther and pollen — Stock Photo
    Aconite anther and pollen
    Horse chestnut pollen grain — Stock Photo
    Horse chestnut pollen grain
    Daffodil pollen structure and shape — Stock Photo
    Daffodil pollen structure and shape
    Geranium sp. pollen grain — Stock Photo
    Geranium sp. pollen grain
    Lily flower anther — Stock Photo
    Lily flower anther
    Secondary follicles in an ovary — Stock Photo
    Secondary follicles in an ovary
    Bottlebrush pollen grain — Stock Photo
    Bottlebrush pollen grain
    Bottlebrush pollen grain — Stock Photo
    Bottlebrush pollen grain
    Phlox pollen grain — Stock Photo
    Phlox pollen grain
    Abutilon sp. pollen grain — Stock Photo
    Abutilon sp. pollen grain
    Primula pollen grain — Stock Photo
    Primula pollen grain
    Climbing lily pollen — Stock Photo
    Climbing lily pollen
    Alstroemeria anther and pollen — Stock Photo
    Alstroemeria anther and pollen
    Phlox pollen grain — Stock Photo
    Phlox pollen grain
    Abutilon pollen grain — Stock Photo
    Abutilon pollen grain
    Passion flower pollen — Stock Photo
    Passion flower pollen
    Strawberry pollen grain — Stock Photo
    Strawberry pollen grain
    Chinese hibiscus pollen — Stock Photo
    Chinese hibiscus pollen
    Secondary follicles in an ovary — Stock Photo
    Secondary follicles in an ovary
    Skimmia sp. pollen grain — Stock Photo
    Skimmia sp. pollen grain
    Passion flower pollen — Stock Photo
    Passion flower pollen