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mads.xsd"><authority><topic authority="http://roble.intecca.uned.es/tematres/lem/">Células</topic></authority><related type="narrower"><topic>Células cancerosas</topic></related><related type="narrower"><topic>Células vegetales</topic></related><related type="narrower"><topic>Espermatozoides</topic></related><related type="narrower"><topic>Membranas celulares</topic></related><related type="narrower"><topic>Neuronas</topic></related><related type="narrower"><topic>Cromosomas</topic></related><related type="other"><topic>Reproducción</topic></related><related type="other"><topic>Histología</topic></related><related type="other"><topic>Citología</topic></related><related type="other"><topic>Interacción celular</topic></related><related type="other"><topic>Meiosis</topic></related><related type="broader"><topic>Reproducción (Biología)</topic></related><related type="broader"><topic>Biología</topic></related></mads>