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