Bunka Flashcards

1
Q

Co je bunka(3)

A

zakladna strukturna a funkcna jednotka vsetkych tiel rastlin, ziv., pricom tvori hranicu medzi zivym a nezivym svetom, taktiez je to zakladny prvok organizacie (priestrorove usporiadanie a vnut zlozenie) ziv. sustav

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2
Q

co je cytologia

A

vedny odbor, ktory studuje javy na urovni bunky

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3
Q

s cim suvisi objav bunky

A

objav mikroskopu (micros cope- pozorovanie)

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4
Q

kto prvy pouzil mikroskop na biol. ucely a co pozoroval

A

Hooke, korok stromov- dutinka lat. cellula=bunka

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5
Q

Kto potvrdil a kedy bunk. stavbu rastlinnych/zivocisnych org.

A

1671 Malpighi/Grew

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6
Q

objav jadra(medznik v cytologii)

A

Brown v rastlinach

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7
Q

objav mikroorg.

A

Leeuwenhoek- pozorval bakterie, kvasinky, erytrocyty, spermie

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8
Q

Gorjaninov 1834

A

hypoteza o tom, ze kazdy ziv org. ma bunkovu strukturu

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9
Q

Kto potvrdil Gorjaninovu teoriu

A

Virchow- kazda bunka vznika z bunky

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10
Q

objavitel jadierka

A

Schwann

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11
Q

znenie bunk teorie(samotny vedecky zaklad cytologie)

1838 schleiden, schwann

A

zakladom kazdeho ziveho org. rastlin a ziv je bunka, ktora nesie vsetky ziv funkcie a vznika iba delenim uz existujucej bunky

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12
Q

1837 Purkyne

A

potvrdil bunk. zlozenie pletiv a tkaniv, taktiez nazval obsah protoplazma(dovtedy homogenna)=zvy obsah bunky=cytosol+organely..

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13
Q

rozvoj akych biol. disciplin je spojeny s miktoskopom

A

histologia, bakteriologia, embrologia

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14
Q

1933

A

elektronovy mikroskop- zvacsenie 10 na -9 m, schopnost sledovat ultrastrukturu bunky

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15
Q

rozdelenie struktur na zaklade schopnosti pozorovania svetelnym/elektr. mikroskopom

A

bunk. struktury rozlisitelne svetelnym=mikroskopicke, elektro.=submikroskopicke

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