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Morfo-Anatomie vegetala - UBM :: Departamentul de Chimie-Biologie

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Tematica <strong>de</strong> curs a semestrului al<br />

II-lea<br />

ï III.2.Tulpina: Originea tulpinii, morfologia tulpinii, ramifica˛ia tulpinii, tulpini supraterane, tulpini<br />

metamorfozate, tulpini subterane, acvatice i reduse, v‚rful vegetativ i originea ramurilor.<br />

ï Structura axei tulpinale: structura I a tulpinii, tipuri <strong>de</strong> stel i evolu˛ia stelului, tipuri <strong>de</strong> structuri<br />

primare ale tulpinii, mersul fasciculeleor prin tulpin„, stereomul tulpinii, trecerea <strong>de</strong> la structura<br />

r„d„cinii la structura tulpinii, structura secundar„ a tulpinii, structura tulpinii la liane, forma˛iuni<br />

secundare Ón tulpina monocotiledonatelor.<br />

ï III.3.Frunza<br />

ï Filogenia frunzei, ontogenia frunzei, prefolia˛ie i folia˛ie, tipuri <strong>de</strong> frunze sub raport ontogenetic i<br />

func˛ional.<br />

ï <strong>Morfo</strong>logia frunzei, limbul foliar, pe˛iolul, anexele frunzei, filotaxia, varia˛ii privind forma, m„rimea<br />

i dispozi˛ia frunzelor pe tulpin„.<br />

ï Anatomia frunzei: varia˛ii ale structurii limbului la briofite, pteridofite, gimnosperme, angiosperme.<br />

Structura pe˛iolului, a bazei foliare, FăGHUHD IUXQ]HORU, importan˛a economic„ a frunzelor.<br />

ï IV. Reproducerea plantelor<br />

ï IV:1.Generalit„˛i, <strong>de</strong>fini˛ii.<br />

ï IV.2.Œnmul˛irea asexuat„: vegetativ„, asexuat„ specializat„, tipuri <strong>de</strong> spori.<br />

ï IV.3.Reproducerea sexuat„: tipuri <strong>de</strong> game˛i i <strong>de</strong> fecunda˛ie, fenomene intime ale fecunda˛iei,<br />

fecunda˛ia i meioza, alternan˛a <strong>de</strong> genera˛ii.<br />

ï IV.4.Reproducerea la Bryophyta, reproducerea la Pteridophyta, reproducerea la<br />

Gymnospermatophyta i la Angiospermatophyta (inflorescen˛e, morfologia florii, polenizarea i<br />

fecunda˛ia, embriogeneza, s„m‚n˛a, fructul).

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