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OSSERVAZION DES CELULIS ANIMÂI<br />

MATERIÂI:<br />

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PROCEDIMENT:<br />

Passâ une ponte dal cottonfioc steril te mucose <strong>in</strong>terne dal smursiel e sfreolâ cun<br />

delicatece <strong>in</strong> mût di puartâ vie cualchi celule.<br />

Meti jû l’epiteli a pene gjavât sul verut puarte ogjets, rionzi contune gote di aghe e taponâ<br />

cuntun verut pichietant par parâ vie li sbufulis di aiar jenfri lis dôs superficiis.<br />

Ripeti la operazion cunun verut diviers.<br />

Doprant il contegotis, poiâ une gote di colorant e spietâ dîs m<strong>in</strong>ûts, par che e puedi agjî sul<br />

preparât. Resentâ cun cualchi gote di aghe distilade f<strong>in</strong> cuant che il verut nol sarà di gnûf<br />

<strong>in</strong>colôr. Taponâ cul verut e osservâ al microscopi ducj i doi i preparâts, tacant dal<br />

<strong>in</strong>grandiment plui piçul.<br />

OSSERVAZIONS:<br />

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CONCLUSIONS<br />

Cemût si rigjavial il valôr dal <strong>in</strong>grandiment doprât?<br />

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Ce <strong>in</strong>grandiments âstu doprât pe osservazion?<br />

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Cuâl podaressial jessi l'ord<strong>in</strong> di grandece di une celule animâl?<br />

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Ce struturis de celule sono metudis <strong>in</strong> evidence cu la colorazion dal blu di metilene?<br />

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