Photo de stock - INSEMINATION, DRAWING<BR>Reproduction, the destiny of a chromosome.<BR>Illustration of the fertilization of an ovum by a spermatozoid possessing the ´Y´ chromosome and the initial moments of fusion, migration and division of the two genetic entities, resulting, nine months later, in the birth of a baby boy.

Photo de stock: INSEMINATION, DRAWING<BR>Reproduction, the destiny of a chromosome.<BR>Illustration of the fertilization of an ovum by a spermatozoid possessing the 'Y'.

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