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Keywords from Image Description:
Spermatozoahumanx. en Micrograph by scanning electron microscope SEM of human sperm cells spermatozoa magnified times no Spermier fra menneske Bildet er tatt ved hjelp av scanning elektronmikroskop SEM gangers forstrrelse own No specific author PDURAASimul country URAA date reason Pore size of the polycarbonate filter in the background