Diferenciacia buniek Flashcards

1
Q

Vsetky bunky v nasom tele mali povod kde?

A

v oplodnenom vajicku-zygote

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2
Q

aku schopnost ma zygota?

A

totipotencie

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3
Q

co musi mat bunka, aby bola totipotentna?

A

musi mat kompletnu gen info(v DNA zapisane vsetky prejavy) a v cytoplazme mechanizmus jej realizacie

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4
Q

z akych buniek sa da teoreticky pripravit novy org?

A

zo vsetkych buniek rastlin/ziv

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5
Q

co je diferenciacia a kedy sa zacina v ontogeneze

A

postupne tvarove a funkcne odlisenie buniek, zacina sa uz zarodocneho vyvinu

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6
Q

ako prebieha diferenciacia a co je jej vysledkom

A

postupnym delenim vo viacerych generaciach, vysledkom su specializovane bunky podla tvaru a funkcie

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7
Q

pod vplyvom coho sa sa z uplnej gen info prejavi iba cast(2)

A

regulacnych mechanizmov a u mnohobunk genovo

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8
Q

na co sa pouziva schopnost diferenciacie vo vyskume

A

na kultivaciu/pestovanie in vitro tj v skumavke na mediach (zivnych pod)

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9
Q

na co sa pouziva in vitro

A

na studium bunk cyklu, regulaciu, ako na vyskum biochem, fyziolog, genetickych kultur

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10
Q

co je in vivo a aka je nevyhoda voci in vitro

A

v prirodz. podmienkach=cely org., in vitro vylucenie vonk vplyvom a nezavislost od vegetac podmienok

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11
Q

v akych oblastiach sa pouziva in vitro

A

farmaceutika, biotechn, veda, mikrobiol, polnohospod.

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