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    Close-up of leaf beetle laying eggs on blade of grass. — Stock Photo
    Close-up of leaf beetle laying eggs on blade of grass.
    Human fetus developing at week 20, computer illustration. — Stock Photo
    Human fetus developing at week 20, computer illustration.
    Illustration of red human embryo on black background at pregnancy stage of week 31. — Stock Photo
    Illustration of red human embryo on black background at pregnancy stage of week 31.
    3d illustration of cancer cell in process of dividing. — Stock Photo
    3d illustration of cancer cell in process of dividing.
    Passion flower pollen — Stock Photo
    Passion flower pollen
    Human sperm cells — Stock Photo
    Human sperm cells
    Illustration of cancerous tumour in female uterus. — Stock Photo
    Illustration of cancerous tumour in female uterus.
    Transparent cells on white background, digital illustration. — Stock Photo
    Transparent cells on white background, digital illustration.
    Transplacental transmission of HIV infecting 8 week human embryo, conceptual illustration. — Stock Photo
    Transplacental transmission of HIV infecting 8 week human embryo, conceptual illustration.
    Pregnant woman holding hand to tummy — Stock Photo
    Pregnant woman holding hand to tummy
    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.
    3d illustration of damaged spermatozoon in human sperm. — Stock Photo
    3d illustration of damaged spermatozoon in human sperm.
    Pollen grains of mimosa flowers, digital illustration. — Stock Photo
    Pollen grains of mimosa flowers, digital illustration.
    Sporangium fungal cell with spores — Stock Photo
    Sporangium fungal cell with spores
    Abstract female body with visible uterus, digital illustration. — Stock Photo
    Abstract female body with visible uterus, digital illustration.
    Digital illustration of yeast and hyphae stages of Candida albicans fungus. — Stock Photo
    Digital illustration of yeast and hyphae stages of Candida albicans fungus.
    Abstract female body with visible uterus, digital illustration. — Stock Photo
    Abstract female body with visible uterus, digital illustration.
    Pregnant woman sitting on an exercise ball — Stock Photo
    Pregnant woman sitting on an exercise ball
    Illustration of silhouette of pregnant woman and 12 week foetus. — Stock Photo
    Illustration of silhouette of pregnant woman and 12 week foetus.
    Human sperm approaching egg cell — Stock Photo
    Human sperm approaching egg cell
    Colored scanning electron micrograph of immature pig sperm from epididymis. — Stock Photo
    Colored scanning electron micrograph of immature pig sperm from epididymis.
    Illustration of overweight woman with visible uterus on black background. — Stock Photo
    Illustration of overweight woman with visible uterus on black background.
    Uterine cancer in female body, conceptual computer illustration. — Stock Photo
    Uterine cancer in female body, conceptual computer illustration.
    Side view of Happy pregnant woman — Stock Photo
    Side view of Happy pregnant woman
    Illustration of human foetus on week 34 term. — Stock Photo
    Illustration of human foetus on week 34 term.
    Penicillium fungus, Computer illustration — Stock Photo
    Penicillium fungus, Computer illustration
    Sperm spermatozoa swimming towards egg cell, colored digital illustration. — Stock Photo
    Sperm spermatozoa swimming towards egg cell, colored digital illustration.
    Illustration of silhouette of pregnant woman and 31 week foetus. — Stock Photo
    Illustration of silhouette of pregnant woman and 31 week foetus.
    Human four-cell embryo, digital illustration. — Stock Photo
    Human four-cell embryo, digital illustration.
    Illustration of female silhouette with highlighted uterus. — Stock Photo
    Illustration of female silhouette with highlighted uterus.
    Broom pollen grain — Stock Photo
    Broom pollen grain
    View of Fetus at 25 weeks — Stock Photo
    View of Fetus at 25 weeks
    Digital conceptual illustration of fertilisation of egg cell with spermatozoa. — Stock Photo
    Digital conceptual illustration of fertilisation of egg cell with spermatozoa.
    Pregnant woman stretching — Stock Photo
    Pregnant woman stretching
    Illustration of female silhouette with highlighted uterus. — Stock Photo
    Illustration of female silhouette with highlighted uterus.
    Transparent cells on purple background, digital illustration. — Stock Photo
    Transparent cells on purple background, digital illustration.
    Puffball fungus spores — Stock Photo
    Puffball fungus spores
    Human fetus developing at week 9, computer illustration. — Stock Photo
    Human fetus developing at week 9, computer illustration.
    Model of the female reproductive system. — Stock Photo
    Model of the female reproductive system.
    Abstract fungus, scientific digital illustration. — Stock Photo
    Abstract fungus, scientific digital illustration.
    Colored scanning electron micrograph of pollen grains from convolvulus flower. — Stock Photo
    Colored scanning electron micrograph of pollen grains from convolvulus flower.
    Fertilization of human egg — Stock Photo
    Fertilization of human egg
    Illustration of silhouette of pregnant woman and 19 week foetus. — Stock Photo
    Illustration of silhouette of pregnant woman and 19 week foetus.
    Uterine cancer in female body, conceptual computer illustration. — Stock Photo
    Uterine cancer in female body, conceptual computer illustration.
    Computer illustration showing human hair with dandruff and close-up view of microscopic fungi Malassezia furfur associated with seborrhoeic dermatitis and dandruff formation — Stock Photo
    Computer illustration showing human hair with dandruff and close-up view of microscopic fungi Malassezia furfur associated with seborrhoeic dermatitis and dandruff formation
    Coho Salmon, also known as Silver Salmon (Oncorhynchus kisutch) in the act of spawning in Sheridan River (Copper River Delta) tributary stream during autumn; Alaska, United States of America — Stock Photo
    Coho Salmon, also known as Silver Salmon (Oncorhynchus kisutch) in the act of spawning in Sheridan River (Copper River Delta) tributary stream during autumn; Alaska, United States of America
    Parasites attacking sperm cell, conceptual illustration. — Stock Photo
    Parasites attacking sperm cell, conceptual illustration.
    Male hand holding ultrasound transducer. — Stock Photo
    Male hand holding ultrasound transducer.
    Female doctor in sterile mask and blue glove using ultrasound scanner while examining cheerful pregnant woman and looking at computer screen in hospital — Stock Photo
    Female doctor in sterile mask and blue glove using ultrasound scanner while examining cheerful pregnant woman and looking at computer screen in hospital
    Coloured scanning electron micrograph of ovarian cancer cells. — Stock Photo
    Coloured scanning electron micrograph of ovarian cancer cells.
    Abstract pollen grains from various plants differ in size and shape, computer illustration. — Stock Photo
    Abstract pollen grains from various plants differ in size and shape, computer illustration.
    Malassezia skin fungus, computer illustration — Stock Photo
    Malassezia skin fungus, computer illustration
    Human sperm cells, abstract computer illustration. — Stock Photo
    Human sperm cells, abstract computer illustration.
    Illustration of red human embryo on black background at pregnancy stage of week 36. — Stock Photo
    Illustration of red human embryo on black background at pregnancy stage of week 36.
    France, Burgundy, Yonne. Area of Saint Fargeau and Boutissaint. Slab season. Stag in a wood belling. — Stock Photo
    France, Burgundy, Yonne. Area of Saint Fargeau and Boutissaint. Slab season. Stag in a wood belling.
    France, Burgundy, Yonne. Area of Saint Fargeau and Boutissaint. Slab season. Stag in a meadow, at rest after belling. — Stock Photo
    France, Burgundy, Yonne. Area of Saint Fargeau and Boutissaint. Slab season. Stag in a meadow, at rest after belling.
    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.
    Cryonic preservation of sperm, conceptual digital illustration. — Stock Photo
    Cryonic preservation of sperm, conceptual digital illustration.
    Fungi releasing allergic spores, 3d digital illustration. — Stock Photo
    Fungi releasing allergic spores, 3d digital illustration.
    In vitro fertilisation, computer illustration — Stock Photo
    In vitro fertilisation, computer illustration