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LOS PRINCIPALES COMPONENTES DEL<br />

FLOEMA SON:<br />

Elementos <strong>de</strong> <strong>los</strong> tubos cribosos: Son <strong>los</strong><br />

principales componentes <strong>de</strong>l floema. Son<br />

células que presentan solo pared primaria,<br />

pero especialmente engrosada. En su<br />

madurez funcional presentan citoplasma,<br />

pero no núcleo.<br />

Células cribosas: células fusiformes, con<br />

pared primaria, punteaduras especializadas<br />

que acumulan ca<strong>los</strong>a formando áreas<br />

cribosas no perforadas.

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