ovum structure. morphology of the ovule.

anatomical anatomy animal biology blood body cell cells coat corona cytoplasm diagram didatic education egg embryology female fertile fertility follicle follicular gametes genetic genome gynecology health human illustration implantation jelly medical medicine morphology neutrophil nucleus oocyte ovarian ovary ovulation ovule ovum pellucida physiological physiology polar pregnancy pregnant radiata reproduction reproductive science sciences scientific sex structure vector white woman