Light micrograph of a human seminal vesicle. This is a convoluted exocrine gland that secretes a yellow viscous fluid to nourish sperm | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Biophoto Associates |
Taille de l’image : | 4229 px × 2808 px |
Model Release : | Non requis |
Restrictions : |
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