BUŇKA - prirodopis-zs3.webnode.cz

BUŇKA - prirodopis-zs3.webnode.cz

BUKA BUKA zkladn stavebn a funkn jednotka vech ivch organism Jako prvn popsal buku vdec Robert Hooke STI BUKY

1. BUNN STNA Vymezuje tvar buky, propout vodu a minerln ltky 2. PLAZMATICK MEMBRNA Zajiuje vmnu ltek mezi bukou a prostedm 3. CYTOPLAZMA vypluje vnitek buky je to polotekut roztok rznch ltek

soust jsou organely 4. JDRO - d ivotn dje v buce - Podl se na rozmnoovn buky - soust jsou chromozomy-> ddinost jadern obal

jadrko jdro BUKA Zkladn stavebn a funkn jednotka organism 1. BUNN STNA vymezuje tvar, propout vodu a minerln ltky

2. PLAZMATICK MEMBRNA Zajiuje vmnu ltek mezi bukou a prostedm 3. CYTOPLAZMA vypluje vnitek buky, roztok rznch ltek soust jsou organely 4. JDRO d ivotn dje v buce, rozmnoovn, ddinost

5. MITOCHONDRIE - Z organickch ltek mitochondrie se uvoluje energie-> bunn dchn membrna mitochondrie

pepky 6. CHLOROPLAST - obsahuj zelen barvivo = chlorofyl - probh v nich fotosyntza membrna

chloroplastu Mitochondrie x chloroplast 7. VAKUOLA - dutina vyplnn bunnou vou - ukld odpadn i zsobn ltky

U PRVOK ( organismy tvoeny jen jednou bukou) maj vakuoly speciln funkce- trven, odvdn pebyten vody 5. MITOCHONDRIE z organickch ltek mitochondrie se uvoluje energie-> bunn dchn

6. CHLOROPLAST obsahuj zelen barvivo = chlorofyl, probh v nich fotosyntza 7. VAKUOLA dutina vyplnn bunnou vou, ukld odpadn i zsobn ltky

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