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    View of Fetus at 8 weeks — Stock Photo
    View of Fetus at 8 weeks
    Transparent sperm cells moving towards round blue coloured egg cell. — Stock Photo
    Transparent sperm cells moving towards round blue coloured egg cell.
    Human embryonic stem cell, digital illustration. — Stock Photo
    Human embryonic stem cell, digital illustration.
    Computer illustration of unicellular fungus (yeast) Candida auris — Stock Photo
    Computer illustration of unicellular fungus (yeast) Candida auris
    Gonorrhoea infection causing by bacteria Neisseria gonorrhoeae in male organ while urethritis, digital illustration. — Stock Photo
    Gonorrhoea infection causing by bacteria Neisseria gonorrhoeae in male organ while urethritis, digital illustration.
    Normal human sperm cells — Stock Photo
    Normal human sperm cells
    Digital illustration of Penicillium roqueforti fungus used in cheesemaking. — Stock Photo
    Digital illustration of Penicillium roqueforti fungus used in cheesemaking.
    Illustration of female silhouette with highlighted uterus. — Stock Photo
    Illustration of female silhouette with highlighted uterus.
    View of Fetus at 35 weeks — Stock Photo
    View of Fetus at 35 weeks
    Fertilisation of egg cell with spermatozoa, digital illustration. — Stock Photo
    Fertilisation of egg cell with spermatozoa, digital illustration.
    Illustration of human foetus on week 5 on blue background. — Stock Photo
    Illustration of human foetus on week 5 on blue background.
    Liquid nitrogen pouring into cryostorage canister. — Stock Photo
    Liquid nitrogen pouring into cryostorage canister.
    View of Fetus at 21 weeks — Stock Photo
    View of Fetus at 21 weeks
    Fungal cells with sporangia and spores — Stock Photo
    Fungal cells with sporangia and spores
    Transparent cells on grey background, digital illustration. — Stock Photo
    Transparent cells on grey background, digital illustration.
    Human embryonic stem cell on pin tip, conceptual digital artwork. — Stock Photo
    Human embryonic stem cell on pin tip, conceptual digital artwork.
    Illustration of human foetus on week 16 term. — Stock Photo
    Illustration of human foetus on week 16 term.
    16-cell morula embryo — Stock Photo
    16-cell morula embryo
    Illustration of human foetus on week 17 term. — Stock Photo
    Illustration of human foetus on week 17 term.
    View of Fetus at 7 weeks — Stock Photo
    View of Fetus at 7 weeks
    3d illustration of broken or defective orange colored x and y chromosomes. — Stock Photo
    3d illustration of broken or defective orange colored x and y chromosomes.
    Sperm cell, or spermatozoa — Stock Photo
    Sperm cell, or spermatozoa
    Seals mating on beach — Stock Photo
    Seals mating on beach
    Female reproductive system — Stock Photo
    Female reproductive system
    Sperm cells in seminiferous tubule — Stock Photo
    Sperm cells in seminiferous tubule
    3d illustration of cancer cell in process of dividing. — Stock Photo
    3d illustration of cancer cell in process of dividing.
    Magnified digital illustration of blastocyst cell. — Stock Photo
    Magnified digital illustration of blastocyst cell.
    View of Fetus at 21 weeks — Stock Photo
    View of Fetus at 21 weeks
    Female doctor in sterile mask and blue glove using ultrasound scanner while examining pregnant woman and looking at computer screen in hospital — Stock Photo
    Female doctor in sterile mask and blue glove using ultrasound scanner while examining pregnant woman and looking at computer screen in hospital
    Ovarian cancer cells, coloured scanning electron micrograph. — Stock Photo
    Ovarian cancer cells, coloured scanning electron micrograph.
    Illustration of human foetus on week 29 term. — Stock Photo
    Illustration of human foetus on week 29 term.
    Coloured scanning electron micrograph of dividing Schizosaccharomyces pombe yeast cells. — Stock Photo
    Coloured scanning electron micrograph of dividing Schizosaccharomyces pombe yeast cells.
    View of Fetus at 29 weeks — Stock Photo
    View of Fetus at 29 weeks
    Illustration of human egg cell on blue background. — Stock Photo
    Illustration of human egg cell on blue background.
    View of fetus at 7 weeks — Stock Photo
    View of fetus at 7 weeks
    Illustration of silhouette of pregnant woman and 13 week foetus. — Stock Photo
    Illustration of silhouette of pregnant woman and 13 week foetus.
    Organs comprising male reproductive system — Stock Photo
    Organs comprising male reproductive system
    3d illustration of human sperm cells in reproductive process. — Stock Photo
    3d illustration of human sperm cells in reproductive process.
    Coho Salmon, also known as Silver Salmon (Oncorhynchus kisutch) in the act of spawning in an Alaskan 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 an Alaskan stream during autumn; Alaska, United States of America
    Illustration of female silhouette with highlighted uterus. — Stock Photo
    Illustration of female silhouette with highlighted uterus.
    Blastocyst structure, conceptual computer artwork. — Stock Photo
    Blastocyst structure, conceptual computer artwork.
    Digital illustration showing vaginitis caused by Candida albicans fungus and close-up of yeast cells. — Stock Photo
    Digital illustration showing vaginitis caused by Candida albicans fungus and close-up of yeast cells.
    Colored scanning electron micrograph of surface of human fallopian tube with epithelium of columnar cells with cilia. — Stock Photo
    Colored scanning electron micrograph of surface of human fallopian tube with epithelium of columnar cells with cilia.
    Transplacental transmission of HIV infecting 8 week human embryo, conceptual illustration. — Stock Photo
    Transplacental transmission of HIV infecting 8 week human embryo, conceptual illustration.
    Two orange and black beetles on yellow flowers in Cave Creek Canyon of the Chiricahua Mountains near Portal; Arizona, United States of America — Stock Photo
    Two orange and black beetles on yellow flowers in Cave Creek Canyon of the Chiricahua Mountains near Portal; Arizona, United States of America
    View of fetus at 7 weeks — Stock Photo
    View of fetus at 7 weeks
    Illustration of silhouette of pregnant woman and 15 week foetus. — Stock Photo
    Illustration of silhouette of pregnant woman and 15 week foetus.
    View of Fetus at 6 weeks — Stock Photo
    View of Fetus at 6 weeks
    Human sperm cells — Stock Photo
    Human sperm cells
    View of Fetus at 33 weeks — Stock Photo
    View of Fetus at 33 weeks
    Human sperm approaching egg cell — Stock Photo
    Human sperm approaching egg cell
    Sperm fertilizing an egg cell — Stock Photo
    Sperm fertilizing an egg cell
    View of fetus at 8 weeks — Stock Photo
    View of fetus at 8 weeks
    Digital illustration showing vaginitis caused by Candida albicans fungus and close-up of yeast cells. — Stock Photo
    Digital illustration showing vaginitis caused by Candida albicans fungus and close-up of yeast cells.
    Human fetus developing at week 26, computer illustration. — Stock Photo
    Human fetus developing at week 26, computer illustration.
    Female doctor in sterile mask and blue glove using ultrasound scanner while examining cheerful pregnant woman in hospital — Stock Photo
    Female doctor in sterile mask and blue glove using ultrasound scanner while examining cheerful pregnant woman in hospital
    Liquid nitrogen pouring into cryostorage canister. — Stock Photo
    Liquid nitrogen pouring into cryostorage canister.
    Malassezia skin fungus, computer illustration — Stock Photo
    Malassezia skin fungus, computer illustration
    Sperm cell in a fallopian tube — Stock Photo
    Sperm cell in a fallopian tube
    Fungal cells and sporangia — Stock Photo
    Fungal cells and sporangia