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Biologia > Teoria Celular > Flashcards

Teoria Celular Flashcards

1
Q

Teoría celular:

A

Todos los organismos están constituidos por celulas.

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2
Q

Robert Hooke

A

Vio por primera vez la celula en 1665

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3
Q

Leeweenhoek

A

Observo globulos rojos y espermas

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4
Q

Schleiden

A

Todas las plantas tienen celulas 1838

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6
Q

Procariotas:

A 
Bacterias (ejemplo)
No tienen nucleo, tiene nucleoide (DNT)
Ribosomas
Memebrana citoplasmática
Pared celular
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7
Q

Pared celular procariota

A

Mantiene la estructura y tiene glucocalices

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8
Q

Ribosomas procariontes

A

Sintetizan proteinas y dan estructura

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9
Q

Conjugacion

A

Forma de comunicacion de las procarionte en donde los pilis de conectan a otras celulas

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10
Q

Transformacion

A

Al morir la celula el DNA se libera y otra celula lo capta

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11
Q

Eucariota:

A 
Nucleo 
Cromosomas
Citoplasma
Mitocondria 
Retículo endoplasmático 
Aparato de golgi
Ribosomas
Cloroplasto
Citoesqueleto
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12
Q

Nucleo

A

Contiene el DNA envuelto en una membrana nuclear y tiene cromatina

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13
Q

Cromosomas

A

Asociados a diversas proteinas y forman la cromatina

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14
Q

Reticulo endoplasmico

A

Fabrica proteinas y lipidos

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15
Q

Mitocondria

A

Provee energia a la celula

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16
Q

Aparato de golgi

A

Clasifics modifica y transporta diferentes moléculas

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17
Q

Citoplasma

A

Donde estan contenidos los organelos

17
Q

Ribosomas

A

Ensamblan proteinas

17
Q

Membrana plasmatica procariota

A

Regula la entrada y salida de sustancias de la celula

17
Q

Nucleoide

A

DNA unico y circular

17
Q

Fimbrias

A

Pelitos que ayudan a reconocer celulas y adherirse

18
Q

Lisosomas

A

Destruyen organelos por medio de enzimas

19
Q

Citoesqueleto

A

Filamento intermedio contiene actina y microtubulos

20
Q

Virus

A

Se caracterizan por contener un genoma empaquetado en una capside

Biologia (16 decks)

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